diff --git a/core/core.services.yml b/core/core.services.yml
index cf9082c..3eee8fd 100644
--- a/core/core.services.yml
+++ b/core/core.services.yml
@@ -343,7 +343,7 @@ services:
     arguments: ['@entity.manager', '@string_translation']
   theme_handler:
     class: Drupal\Core\Extension\ThemeHandler
-    arguments: ['@app.root', '@config.factory', '@module_handler', '@state', '@info_parser', '@logger.channel.default', '@asset.css.collection_optimizer', '@config.installer', '@config.manager', '@router.builder_indicator']
+    arguments: ['@app.root', '@config.factory', '@module_handler', '@state', '@info_parser', '@logger.channel.default', '@asset.css.collection_optimizer', '@config.installer', '@config.manager', '@router.builder']
   entity.manager:
     class: Drupal\Core\Entity\EntityManager
     arguments: ['@container.namespaces', '@module_handler', '@cache.discovery', '@language_manager', '@string_translation', '@class_resolver', '@typed_data_manager', '@entity.definitions.installed', '@event_dispatcher']
@@ -635,17 +635,11 @@ services:
     arguments: ['@database', '@state']
     tags:
       - { name: backend_overridable }
-  router.builder_indicator:
-    class: Drupal\Core\Routing\RouteBuilderIndicator
-    arguments: ['@state']
   router.builder:
     class: Drupal\Core\Routing\RouteBuilder
-    arguments: ['@router.dumper', '@lock', '@event_dispatcher', '@module_handler', '@controller_resolver', '@access_manager.check_provider', '@router.builder_indicator']
-  router.rebuild_subscriber:
-    class: Drupal\Core\EventSubscriber\RouterRebuildSubscriber
-    arguments: ['@router.builder']
+    arguments: ['@router.dumper', '@lock', '@event_dispatcher', '@module_handler', '@controller_resolver', '@access_manager.check_provider']
     tags:
-      - { name: event_subscriber }
+      - { name: needs_destruction }
   menu.rebuild_subscriber:
     class: Drupal\Core\EventSubscriber\MenuRouterRebuildSubscriber
     arguments: ['@lock', '@plugin.manager.menu.link']
diff --git a/core/lib/Drupal/Core/EventSubscriber/MenuRouterRebuildSubscriber.php b/core/lib/Drupal/Core/EventSubscriber/MenuRouterRebuildSubscriber.php
index 57cc618..de44113 100644
--- a/core/lib/Drupal/Core/EventSubscriber/MenuRouterRebuildSubscriber.php
+++ b/core/lib/Drupal/Core/EventSubscriber/MenuRouterRebuildSubscriber.php
@@ -20,11 +20,6 @@
 class MenuRouterRebuildSubscriber implements EventSubscriberInterface {
 
   /**
-   * @var \Drupal\Core\Routing\RouteBuilderInterface
-   */
-  protected $routeBuilder;
-
-  /**
    * @var \Drupal\Core\Lock\LockBackendInterface
    */
   protected $lock;
diff --git a/core/lib/Drupal/Core/Extension/ModuleInstaller.php b/core/lib/Drupal/Core/Extension/ModuleInstaller.php
index dba7a94..784285b 100644
--- a/core/lib/Drupal/Core/Extension/ModuleInstaller.php
+++ b/core/lib/Drupal/Core/Extension/ModuleInstaller.php
@@ -220,9 +220,8 @@ public function install(array $module_list, $enable_dependencies = TRUE) {
         // Now install the module's schema if necessary.
         drupal_install_schema($module);
 
-        // Clear plugin manager caches and flag router to rebuild if requested.
+        // Clear plugin manager caches.
         \Drupal::getContainer()->get('plugin.cache_clearer')->clearCachedDefinitions();
-        \Drupal::service('router.builder_indicator')->setRebuildNeeded();
 
         // Set the schema version to the number of the last update provided by
         // the module, or the minimum core schema version.
@@ -294,8 +293,10 @@ public function install(array $module_list, $enable_dependencies = TRUE) {
       }
     }
 
-    // If any modules were newly installed, invoke hook_modules_installed().
+    // If any modules were newly installed, invoke hook_modules_installed() and
+    // make sure that new routes are picked up.
     if (!empty($modules_installed)) {
+      \Drupal::service('router.builder')->setRebuildNeeded();
       $this->moduleHandler->invokeAll('modules_installed', array($modules_installed));
     }
 
@@ -417,9 +418,8 @@ public function uninstall(array $module_list, $uninstall_dependents = TRUE) {
       // its statically cached list.
       drupal_static_reset('system_rebuild_module_data');
 
-      // Clear plugin manager caches and flag router to rebuild if requested.
+      // Clear plugin manager caches.
       \Drupal::getContainer()->get('plugin.cache_clearer')->clearCachedDefinitions();
-      \Drupal::service('router.builder_indicator')->setRebuildNeeded();
 
       // Update the kernel to exclude the uninstalled modules.
       $this->updateKernel($module_filenames);
@@ -438,6 +438,7 @@ public function uninstall(array $module_list, $uninstall_dependents = TRUE) {
       $schema_store = \Drupal::keyValue('system.schema');
       $schema_store->delete($module);
     }
+    \Drupal::service('router.builder')->setRebuildNeeded();
     drupal_get_installed_schema_version(NULL, TRUE);
 
     // Let other modules react.
diff --git a/core/lib/Drupal/Core/Extension/ThemeHandler.php b/core/lib/Drupal/Core/Extension/ThemeHandler.php
index 9529c8a..831a9af 100644
--- a/core/lib/Drupal/Core/Extension/ThemeHandler.php
+++ b/core/lib/Drupal/Core/Extension/ThemeHandler.php
@@ -14,7 +14,7 @@
 use Drupal\Core\Config\ConfigInstallerInterface;
 use Drupal\Core\Config\ConfigManagerInterface;
 use Drupal\Core\Config\PreExistingConfigException;
-use Drupal\Core\Routing\RouteBuilderIndicatorInterface;
+use Drupal\Core\Routing\RouteBuilderInterface;
 use Drupal\Core\State\StateInterface;
 use Psr\Log\LoggerInterface;
 
@@ -88,11 +88,11 @@ class ThemeHandler implements ThemeHandlerInterface {
   protected $logger;
 
   /**
-   * The route builder indicator to rebuild the routes if a theme is installed.
+   * The route builder to rebuild the routes if a theme is installed.
    *
-   * @var \Drupal\Core\Routing\RouteBuilderIndicatorInterface
+   * @var \Drupal\Core\Routing\RouteBuilderInterface
    */
-  protected $routeBuilderIndicator;
+  protected $routeBuilder;
 
   /**
    * An extension discovery instance.
@@ -145,13 +145,13 @@ class ThemeHandler implements ThemeHandlerInterface {
    *   database.
    * @param \Drupal\Core\Config\ConfigManagerInterface $config_manager
    *   The config manager used to uninstall a theme.
-   * @param \Drupal\Core\Routing\RouteBuilderIndicatorInterface $route_builder_indicator
-   *   (optional) The route builder indicator service to rebuild the routes if a
-   *   theme is installed.
+   * @param \Drupal\Core\Routing\RouteBuilderInterface $route_builder
+   *   (optional) The route builder service to rebuild the routes if a theme is
+   *   installed.
    * @param \Drupal\Core\Extension\ExtensionDiscovery $extension_discovery
    *   (optional) A extension discovery instance (for unit tests).
    */
-  public function __construct($root, ConfigFactoryInterface $config_factory, ModuleHandlerInterface $module_handler, StateInterface $state, InfoParserInterface $info_parser,LoggerInterface $logger, AssetCollectionOptimizerInterface $css_collection_optimizer = NULL, ConfigInstallerInterface $config_installer = NULL, ConfigManagerInterface $config_manager = NULL, RouteBuilderIndicatorInterface $route_builder_indicator = NULL, ExtensionDiscovery $extension_discovery = NULL) {
+  public function __construct($root, ConfigFactoryInterface $config_factory, ModuleHandlerInterface $module_handler, StateInterface $state, InfoParserInterface $info_parser,LoggerInterface $logger, AssetCollectionOptimizerInterface $css_collection_optimizer = NULL, ConfigInstallerInterface $config_installer = NULL, ConfigManagerInterface $config_manager = NULL, RouteBuilderInterface $route_builder = NULL, ExtensionDiscovery $extension_discovery = NULL) {
     $this->root = $root;
     $this->configFactory = $config_factory;
     $this->moduleHandler = $module_handler;
@@ -161,7 +161,7 @@ public function __construct($root, ConfigFactoryInterface $config_factory, Modul
     $this->cssCollectionOptimizer = $css_collection_optimizer;
     $this->configInstaller = $config_installer;
     $this->configManager = $config_manager;
-    $this->routeBuilderIndicator = $route_builder_indicator;
+    $this->routeBuilder = $route_builder;
     $this->extensionDiscovery = $extension_discovery;
   }
 
@@ -623,8 +623,8 @@ protected function getExtensionDiscovery() {
    * Resets some other systems like rebuilding the route information or caches.
    */
   protected function resetSystem() {
-    if ($this->routeBuilderIndicator) {
-      $this->routeBuilderIndicator->setRebuildNeeded();
+    if ($this->routeBuilder) {
+      $this->routeBuilder->setRebuildNeeded();
     }
     $this->systemListReset();
 
diff --git a/core/lib/Drupal/Core/Menu/LocalTaskManager.php b/core/lib/Drupal/Core/Menu/LocalTaskManager.php
index 997c6db..2ef5de1 100644
--- a/core/lib/Drupal/Core/Menu/LocalTaskManager.php
+++ b/core/lib/Drupal/Core/Menu/LocalTaskManager.php
@@ -201,9 +201,6 @@ public function getLocalTasksForRoute($route_name) {
         $children = $cache->data['children'];
       }
       else {
-        // Maybe some code asked to rebuild the routes, so rebuild the router
-        // as we rely on having proper existing routes in dynamic local tasks.
-        $this->routeBuilder->rebuildIfNeeded();
         $definitions = $this->getDefinitions();
         // We build the hierarchy by finding all tabs that should
         // appear on the current route.
diff --git a/core/lib/Drupal/Core/Routing/RouteBuilder.php b/core/lib/Drupal/Core/Routing/RouteBuilder.php
index 433abec..0dce99d 100644
--- a/core/lib/Drupal/Core/Routing/RouteBuilder.php
+++ b/core/lib/Drupal/Core/Routing/RouteBuilder.php
@@ -12,6 +12,7 @@
 use Drupal\Core\Controller\ControllerResolverInterface;
 use Drupal\Core\Extension\ModuleHandlerInterface;
 use Drupal\Core\Lock\LockBackendInterface;
+use Drupal\Core\DestructableInterface;
 use Symfony\Component\EventDispatcher\Event;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\Routing\RouteCollection;
@@ -20,7 +21,7 @@
 /**
  * Managing class for rebuilding the router table.
  */
-class RouteBuilder implements RouteBuilderInterface {
+class RouteBuilder implements RouteBuilderInterface, DestructableInterface {
 
   /**
    * The dumper to which we should send collected routes.
@@ -44,13 +45,6 @@ class RouteBuilder implements RouteBuilderInterface {
   protected $dispatcher;
 
   /**
-   * The yaml discovery used to find all the .routing.yml files.
-   *
-   * @var \Drupal\Component\Discovery\YamlDiscovery
-   */
-  protected $yamlDiscovery;
-
-  /**
    * The module handler.
    *
    * @var \Drupal\Core\Extension\ModuleHandlerInterface
@@ -58,13 +52,6 @@ class RouteBuilder implements RouteBuilderInterface {
   protected $moduleHandler;
 
   /**
-   * The route builder indicator.
-   *
-   * @var \Drupal\Core\Routing\RouteBuilderIndicatorInterface
-   */
-  protected $routeBuilderIndicator;
-
-  /**
    * The controller resolver.
    *
    * @var \Drupal\Core\Controller\ControllerResolverInterface
@@ -86,6 +73,13 @@ class RouteBuilder implements RouteBuilderInterface {
   protected $building = FALSE;
 
   /**
+   * Flag that indiciates if we should rebuild at the end of the request.
+   *
+   * @var bool
+   */
+  protected $rebuildNeeded = FALSE;
+
+  /**
    * The check provider.
    *
    * @var \Drupal\Core\Access\CheckProviderInterface
@@ -107,22 +101,26 @@ class RouteBuilder implements RouteBuilderInterface {
    *   The controller resolver.
    * @param \Drupal\Core\Access\CheckProviderInterface $check_provider
    *   The check provider.
-   * @param \Drupal\Core\Routing\RouteBuilderIndicatorInterface $route_build_indicator
-   *   The route build indicator.
    */
-  public function __construct(MatcherDumperInterface $dumper, LockBackendInterface $lock, EventDispatcherInterface $dispatcher, ModuleHandlerInterface $module_handler, ControllerResolverInterface $controller_resolver, CheckProviderInterface $check_provider, RouteBuilderIndicatorInterface $route_build_indicator = NULL) {
+  public function __construct(MatcherDumperInterface $dumper, LockBackendInterface $lock, EventDispatcherInterface $dispatcher, ModuleHandlerInterface $module_handler, ControllerResolverInterface $controller_resolver, CheckProviderInterface $check_provider) {
     $this->dumper = $dumper;
     $this->lock = $lock;
     $this->dispatcher = $dispatcher;
     $this->moduleHandler = $module_handler;
     $this->controllerResolver = $controller_resolver;
-    $this->routeBuilderIndicator = $route_build_indicator;
     $this->checkProvider = $check_provider;
   }
 
   /**
    * {@inheritdoc}
    */
+  public function setRebuildNeeded() {
+    $this->rebuildNeeded = TRUE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function rebuild() {
     if ($this->building) {
       throw new \RuntimeException('Recursive router rebuild detected.');
@@ -139,7 +137,6 @@ public function rebuild() {
     $this->building = TRUE;
 
     $collection = new RouteCollection();
-    $this->routeCollection = $collection;
     foreach ($this->getRouteDefinitions() as $routes) {
       // The top-level 'routes_callback' is a list of methods in controller
       // syntax, see \Drupal\Core\Controller\ControllerResolver. These methods
@@ -176,7 +173,6 @@ public function rebuild() {
         $route = new Route($route_info['path'], $route_info['defaults'], $route_info['requirements'], $route_info['options']);
         $collection->add($name, $route);
       }
-
     }
 
     // DYNAMIC is supposed to be used to add new routes based upon all the
@@ -193,12 +189,11 @@ public function rebuild() {
     $this->dumper->addRoutes($collection);
     $this->dumper->dump();
 
-    $this->routeBuilderIndicator->setRebuildDone();
     $this->lock->release('router_rebuild');
     $this->dispatcher->dispatch(RoutingEvents::FINISHED, new Event());
     $this->building = FALSE;
 
-    $this->routeCollection = NULL;
+    $this->rebuildNeeded = FALSE;
 
     return TRUE;
   }
@@ -207,7 +202,7 @@ public function rebuild() {
    * {@inheritdoc}
    */
   public function rebuildIfNeeded() {
-    if ($this->routeBuilderIndicator->isRebuildNeeded()) {
+    if ($this->rebuildNeeded) {
       return $this->rebuild();
     }
     return FALSE;
@@ -216,8 +211,11 @@ public function rebuildIfNeeded() {
   /**
    * {@inheritdoc}
    */
-  public function setRebuildNeeded() {
-    $this->routeBuilderIndicator->setRebuildNeeded();
+  public function destruct() {
+    // Rebuild routes only once at the end of the request lifecycle to not
+    // trigger multiple rebuilds and also make the page more responsive for the
+    // user.
+    $this->rebuildIfNeeded();
   }
 
   /**
@@ -227,10 +225,8 @@ public function setRebuildNeeded() {
    *   The defined routes, keyed by provider.
    */
   protected function getRouteDefinitions() {
-    if (!isset($this->yamlDiscovery)) {
-      $this->yamlDiscovery = new YamlDiscovery('routing', $this->moduleHandler->getModuleDirectories());
-    }
-    return $this->yamlDiscovery->findAll();
+    $discovery = new YamlDiscovery('routing', $this->moduleHandler->getModuleDirectories());
+    return $discovery->findAll();
   }
 
 }
diff --git a/core/lib/Drupal/Core/Routing/RouteBuilderIndicator.php b/core/lib/Drupal/Core/Routing/RouteBuilderIndicator.php
deleted file mode 100644
index 5f06120..0000000
--- a/core/lib/Drupal/Core/Routing/RouteBuilderIndicator.php
+++ /dev/null
@@ -1,55 +0,0 @@
-<?php
-
-/**
- * @file
- * Contains \Drupal\Core\Routing\RouteBuilderIndicator.
- */
-
-namespace Drupal\Core\Routing;
-
-use Drupal\Core\State\StateInterface;
-use Symfony\Component\DependencyInjection\ContainerAware;
-
-/**
- * A simple service to be used instead of the route builder.
- *
- * The route builder service is required by quite a few other services,
- * however it has a lot of dependencies. Use this service to ensure that the
- * router is rebuilt.
- */
-class RouteBuilderIndicator implements RouteBuilderIndicatorInterface {
-
-  /**
-   * @var \Drupal\Core\State\StateInterface
-   */
-  protected $state;
-
-  /**
-   * @param \Drupal\Core\State\StateInterface $state
-   */
-  public function __construct(StateInterface $state) {
-    $this->state = $state;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function setRebuildNeeded() {
-    $this->state->set(static::REBUILD_NEEDED, TRUE);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function isRebuildNeeded() {
-    return $this->state->get(static::REBUILD_NEEDED, FALSE);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function setRebuildDone() {
-    $this->state->set(static::REBUILD_NEEDED, FALSE);
-  }
-
-}
diff --git a/core/lib/Drupal/Core/Routing/RouteBuilderIndicatorInterface.php b/core/lib/Drupal/Core/Routing/RouteBuilderIndicatorInterface.php
deleted file mode 100644
index 68ce5b8..0000000
--- a/core/lib/Drupal/Core/Routing/RouteBuilderIndicatorInterface.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-
-/**
- * @file
- * Definition of Drupal\Core\Routing\RouteBuilderIndicatorInterface.
- */
-
-namespace Drupal\Core\Routing;
-
-interface RouteBuilderIndicatorInterface {
-
-  /**
-   * The state key to use.
-   */
-  const REBUILD_NEEDED = 'router_rebuild_needed';
-
-  /**
-   * Sets the router to be rebuilt next time the kernel is terminated.
-   *
-   * @see \Drupal\Core\EventSubscriber\RouterRebuildSubscriber::onKernelTerminate()
-   * @see \Drupal\Core\Routing\RouteBuilderInterface::rebuildIfNeeded()
-   *
-   */
-  public function setRebuildNeeded();
-
-  /**
-   * Sets the router rebuild indicator to FALSE.
-   */
-  public function setRebuildDone();
-
-  /**
-   * Checks if the router needs to be rebuilt.
-   *
-   * @return bool
-   *   TRUE if the router needs to be rebuilt, FALSE if not.
-   */
-  public function isRebuildNeeded();
-
-}
diff --git a/core/lib/Drupal/Core/Routing/RouteProvider.php b/core/lib/Drupal/Core/Routing/RouteProvider.php
index 58e390f..86ecbd1 100644
--- a/core/lib/Drupal/Core/Routing/RouteProvider.php
+++ b/core/lib/Drupal/Core/Routing/RouteProvider.php
@@ -117,14 +117,7 @@ public function __construct(Connection $connection, RouteBuilderInterface $route
   public function getRouteCollectionForRequest(Request $request) {
     $path = $this->currentPath->getPath($request);
 
-    $collection = $this->getRoutesByPath(rtrim($path, '/'));
-
-    // Try rebuilding the router if it is necessary.
-    if (!$collection->count() && $this->routeBuilder->rebuildIfNeeded()) {
-      $collection = $this->getRoutesByPath($path);
-    }
-
-    return $collection;
+    return $this->getRoutesByPath(rtrim($path, '/'));
   }
 
   /**
@@ -170,8 +163,6 @@ public function getRoutesByNames($names) {
       throw new \InvalidArgumentException('You must specify the route names to load');
     }
 
-    $this->routeBuilder->rebuildIfNeeded();
-
     $routes_to_load = array_diff($names, array_keys($this->routes));
     if ($routes_to_load) {
       $result = $this->connection->query('SELECT name, route FROM {' . $this->connection->escapeTable($this->tableName) . '} WHERE name IN ( :names[] )', array(':names[]' => $routes_to_load));
@@ -257,7 +248,6 @@ public function getCandidateOutlines(array $parts) {
    */
   public function getRoutesByPattern($pattern) {
     $path = RouteCompiler::getPatternOutline($pattern);
-    $this->routeBuilder->rebuildIfNeeded();
 
     return $this->getRoutesByPath($path);
   }
diff --git a/core/modules/book/src/Tests/BookUninstallTest.php b/core/modules/book/src/Tests/BookUninstallTest.php
index 317a16a..dbd4de5 100644
--- a/core/modules/book/src/Tests/BookUninstallTest.php
+++ b/core/modules/book/src/Tests/BookUninstallTest.php
@@ -30,6 +30,7 @@ class BookUninstallTest extends KernelTestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', array('router'));
     $this->installEntitySchema('user');
     $this->installEntitySchema('node');
     $this->installSchema('book', array('book'));
diff --git a/core/modules/breakpoint/src/Tests/BreakpointDiscoveryTest.php b/core/modules/breakpoint/src/Tests/BreakpointDiscoveryTest.php
index 83986eb..e21723a 100644
--- a/core/modules/breakpoint/src/Tests/BreakpointDiscoveryTest.php
+++ b/core/modules/breakpoint/src/Tests/BreakpointDiscoveryTest.php
@@ -20,10 +20,11 @@ class BreakpointDiscoveryTest extends KernelTestBase {
    *
    * @var array
    */
-  public static $modules = array('breakpoint', 'breakpoint_module_test');
+  public static $modules = array('system', 'breakpoint', 'breakpoint_module_test');
 
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', array('router'));
     \Drupal::service('theme_handler')->install(array('breakpoint_theme_test'));
   }
 
diff --git a/core/modules/ckeditor/src/Tests/CKEditorTest.php b/core/modules/ckeditor/src/Tests/CKEditorTest.php
index 25558d3..ab303b6 100644
--- a/core/modules/ckeditor/src/Tests/CKEditorTest.php
+++ b/core/modules/ckeditor/src/Tests/CKEditorTest.php
@@ -44,6 +44,7 @@ protected function setUp() {
 
     // Install the Filter module.
     $this->installSchema('system', 'url_alias');
+    $this->installSchema('system', 'router');
 
     // Create text format, associate CKEditor.
     $filtered_html_format = entity_create('filter_format', array(
diff --git a/core/modules/comment/src/Tests/CommentStringIdEntitiesTest.php b/core/modules/comment/src/Tests/CommentStringIdEntitiesTest.php
index 3cb8ab0..ddfaf8f 100644
--- a/core/modules/comment/src/Tests/CommentStringIdEntitiesTest.php
+++ b/core/modules/comment/src/Tests/CommentStringIdEntitiesTest.php
@@ -29,6 +29,7 @@ class CommentStringIdEntitiesTest extends KernelTestBase {
     'field_ui',
     'entity',
     'entity_test',
+    'system',
     'text',
   );
 
@@ -36,6 +37,7 @@ protected function setUp() {
     parent::setUp();
     $this->installEntitySchema('comment');
     $this->installSchema('comment', array('comment_entity_statistics'));
+    $this->installSchema('system', array('router'));
     // Create the comment body field storage.
     $this->installConfig(array('field'));
   }
diff --git a/core/modules/config/src/Tests/ConfigCRUDTest.php b/core/modules/config/src/Tests/ConfigCRUDTest.php
index f42d722..c530b96 100644
--- a/core/modules/config/src/Tests/ConfigCRUDTest.php
+++ b/core/modules/config/src/Tests/ConfigCRUDTest.php
@@ -39,6 +39,11 @@ class ConfigCRUDTest extends KernelTestBase {
    */
   public static $modules = array('system');
 
+  protected function setUp() {
+      parent::setUp();
+      $this->installSchema('system', 'router');
+    }
+
   /**
    * Tests CRUD operations.
    */
diff --git a/core/modules/config/src/Tests/DefaultConfigTest.php b/core/modules/config/src/Tests/DefaultConfigTest.php
index 99ff07a..2d5412c 100644
--- a/core/modules/config/src/Tests/DefaultConfigTest.php
+++ b/core/modules/config/src/Tests/DefaultConfigTest.php
@@ -45,6 +45,7 @@ class DefaultConfigTest extends KernelTestBase {
 
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', 'router');
     \Drupal::service('theme_handler')->install($this->themes);
   }
 
diff --git a/core/modules/content_translation/content_translation.admin.inc b/core/modules/content_translation/content_translation.admin.inc
index fbb3a78..2c55fa9 100644
--- a/core/modules/content_translation/content_translation.admin.inc
+++ b/core/modules/content_translation/content_translation.admin.inc
@@ -295,7 +295,7 @@ function content_translation_form_language_content_settings_submit(array $form,
 
   // Ensure entity and menu router information are correctly rebuilt.
   \Drupal::entityManager()->clearCachedDefinitions();
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 
   // If an entity type is not translatable all its bundles and fields must be
   // marked as non-translatable. Similarly, if a bundle is made non-translatable
diff --git a/core/modules/content_translation/content_translation.module b/core/modules/content_translation/content_translation.module
index 8f5e8fd..93d73f9 100644
--- a/core/modules/content_translation/content_translation.module
+++ b/core/modules/content_translation/content_translation.module
@@ -477,7 +477,7 @@ function content_translation_language_configuration_element_submit(array $form,
   if (\Drupal::service('content_translation.manager')->isEnabled($context['entity_type'], $context['bundle']) != $enabled) {
     \Drupal::service('content_translation.manager')->setEnabled($context['entity_type'], $context['bundle'], $enabled);
     \Drupal::entityManager()->clearCachedDefinitions();
-    \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+    \Drupal::service('router.builder')->setRebuildNeeded();
   }
 }
 
diff --git a/core/modules/field/src/Tests/FieldAttachOtherTest.php b/core/modules/field/src/Tests/FieldAttachOtherTest.php
index f3b0f67..af92af7 100644
--- a/core/modules/field/src/Tests/FieldAttachOtherTest.php
+++ b/core/modules/field/src/Tests/FieldAttachOtherTest.php
@@ -20,7 +20,6 @@ class FieldAttachOtherTest extends FieldUnitTestBase {
 
   protected function setUp() {
     parent::setUp();
-    $this->installSchema('system', array('router'));
     $this->container->get('router.builder')->rebuild();
     $this->installEntitySchema('entity_test_rev');
     $this->createFieldWithStorage();
diff --git a/core/modules/field/src/Tests/FieldImportDeleteUninstallTest.php b/core/modules/field/src/Tests/FieldImportDeleteUninstallTest.php
index 3e83c4d..d71be2e 100644
--- a/core/modules/field/src/Tests/FieldImportDeleteUninstallTest.php
+++ b/core/modules/field/src/Tests/FieldImportDeleteUninstallTest.php
@@ -29,7 +29,6 @@ protected function setUp() {
     // Module uninstall requires the router and users_data tables.
     // @see drupal_flush_all_caches()
     // @see user_modules_uninstalled()
-    $this->installSchema('system', array('router'));
     $this->installSchema('user', array('users_data'));
   }
 
diff --git a/core/modules/field/src/Tests/FieldUnitTestBase.php b/core/modules/field/src/Tests/FieldUnitTestBase.php
index 0b0895f..3c2b535 100644
--- a/core/modules/field/src/Tests/FieldUnitTestBase.php
+++ b/core/modules/field/src/Tests/FieldUnitTestBase.php
@@ -51,6 +51,7 @@ protected function setUp() {
     $this->installEntitySchema('entity_test');
     $this->installEntitySchema('user');
     $this->installSchema('system', array('sequences'));
+    $this->installSchema('system', array('router'));
 
     // Set default storage backend and configure the theme system.
     $this->installConfig(array('field', 'system'));
diff --git a/core/modules/field_ui/field_ui.module b/core/modules/field_ui/field_ui.module
index 64b62ef..5c2e22f 100644
--- a/core/modules/field_ui/field_ui.module
+++ b/core/modules/field_ui/field_ui.module
@@ -80,7 +80,7 @@ function field_ui_entity_type_build(array &$entity_types) {
 function field_ui_entity_bundle_create($entity_type, $bundle) {
   // When a new bundle is created, the menu needs to be rebuilt to add our
   // menu item tabs.
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
@@ -89,7 +89,7 @@ function field_ui_entity_bundle_create($entity_type, $bundle) {
 function field_ui_entity_bundle_rename($entity_type, $bundle_old, $bundle_new) {
   // When a bundle is renamed, the menu needs to be rebuilt to add our
   // menu item tabs.
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
@@ -169,28 +169,28 @@ function field_ui_form_node_type_form_submit($form, FormStateInterface $form_sta
  * Implements hook_entity_view_mode_presave().
  */
 function field_ui_entity_view_mode_presave(EntityViewModeInterface $view_mode) {
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
  * Implements hook_entity_form_mode_presave().
  */
 function field_ui_entity_form_mode_presave(EntityFormModeInterface $form_mode) {
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
  * Implements hook_entity_view_mode_delete().
  */
 function field_ui_entity_view_mode_delete(EntityViewModeInterface $view_mode) {
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
  * Implements hook_entity_form_mode_delete().
  */
 function field_ui_entity_form_mode_delete(EntityFormModeInterface $form_mode) {
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
diff --git a/core/modules/field_ui/src/Tests/EntityDisplayTest.php b/core/modules/field_ui/src/Tests/EntityDisplayTest.php
index ef0f476..9cedc2d 100644
--- a/core/modules/field_ui/src/Tests/EntityDisplayTest.php
+++ b/core/modules/field_ui/src/Tests/EntityDisplayTest.php
@@ -26,6 +26,7 @@ class EntityDisplayTest extends KernelTestBase {
 
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', array('router'));
     $this->installEntitySchema('node');
     $this->installConfig(array('field'));
   }
diff --git a/core/modules/field_ui/src/Tests/FieldUIRouteTest.php b/core/modules/field_ui/src/Tests/FieldUIRouteTest.php
index 6ca3df9..5fd8ec0 100644
--- a/core/modules/field_ui/src/Tests/FieldUIRouteTest.php
+++ b/core/modules/field_ui/src/Tests/FieldUIRouteTest.php
@@ -80,6 +80,8 @@ public function testFieldUIRoutes() {
       'label' => 'Test',
       'targetEntityType' => 'user',
     ))->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
+
     $edit = array('display_modes_custom[test]' => TRUE);
     $this->drupalPostForm('admin/config/people/accounts/display', $edit, t('Save'));
     $this->assertLink('Test');
@@ -91,6 +93,8 @@ public function testFieldUIRoutes() {
       'label' => 'Test',
       'targetEntityType' => 'user',
     ))->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
+
     $edit = array('display_modes_custom[test]' => TRUE);
     $this->drupalPostForm('admin/config/people/accounts/form-display', $edit, t('Save'));
     $this->assertLink('Test');
diff --git a/core/modules/filter/src/Tests/FilterAPITest.php b/core/modules/filter/src/Tests/FilterAPITest.php
index 6ee11e2..3ceb5eb 100644
--- a/core/modules/filter/src/Tests/FilterAPITest.php
+++ b/core/modules/filter/src/Tests/FilterAPITest.php
@@ -28,6 +28,7 @@ class FilterAPITest extends EntityUnitTestBase {
   protected function setUp() {
     parent::setUp();
 
+    $this->installSchema('system', array('router'));
     $this->installConfig(array('system', 'filter'));
   }
 
diff --git a/core/modules/link/src/Tests/LinkItemTest.php b/core/modules/link/src/Tests/LinkItemTest.php
index 017c83e..b39d4be 100644
--- a/core/modules/link/src/Tests/LinkItemTest.php
+++ b/core/modules/link/src/Tests/LinkItemTest.php
@@ -28,7 +28,6 @@ class LinkItemTest extends FieldUnitTestBase {
 
   protected function setUp() {
     parent::setUp();
-    $this->installSchema('system', ['router']);
 
     // Create a link field for validation.
     entity_create('field_storage_config', array(
diff --git a/core/modules/menu_ui/menu_ui.install b/core/modules/menu_ui/menu_ui.install
index c2aadce..a75a02c 100644
--- a/core/modules/menu_ui/menu_ui.install
+++ b/core/modules/menu_ui/menu_ui.install
@@ -21,5 +21,5 @@ function menu_ui_install() {
  * Implements hook_uninstall().
  */
 function menu_ui_uninstall() {
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
diff --git a/core/modules/node/node.module b/core/modules/node/node.module
index 611ae17..f181df1 100644
--- a/core/modules/node/node.module
+++ b/core/modules/node/node.module
@@ -880,7 +880,7 @@ function node_form_system_themes_admin_form_submit($form, FormStateInterface $fo
   \Drupal::configFactory()->getEditable('node.settings')
     ->set('use_admin_theme', $form_state->getValue('use_admin_theme'))
     ->save();
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
diff --git a/core/modules/node/src/Tests/Config/NodeImportCreateTest.php b/core/modules/node/src/Tests/Config/NodeImportCreateTest.php
index 97fe51f..f6902e39 100644
--- a/core/modules/node/src/Tests/Config/NodeImportCreateTest.php
+++ b/core/modules/node/src/Tests/Config/NodeImportCreateTest.php
@@ -30,6 +30,7 @@ class NodeImportCreateTest extends KernelTestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', array('router'));
     $this->installEntitySchema('user');
 
     // Set default storage backend.
diff --git a/core/modules/node/src/Tests/NodeBodyFieldStorageTest.php b/core/modules/node/src/Tests/NodeBodyFieldStorageTest.php
index bdfa24c..6e606f5 100644
--- a/core/modules/node/src/Tests/NodeBodyFieldStorageTest.php
+++ b/core/modules/node/src/Tests/NodeBodyFieldStorageTest.php
@@ -32,6 +32,7 @@ class NodeBodyFieldStorageTest extends KernelTestBase {
   protected function setUp() {
     parent::setUp();
     $this->installSchema('system', 'sequences');
+    $this->installSchema('system', array('router'));
     // Necessary for module uninstall.
     $this->installSchema('user', 'users_data');
     $this->installEntitySchema('user');
diff --git a/core/modules/node/src/Tests/Views/NodeLanguageTest.php b/core/modules/node/src/Tests/Views/NodeLanguageTest.php
index 4ced144..905a727 100644
--- a/core/modules/node/src/Tests/Views/NodeLanguageTest.php
+++ b/core/modules/node/src/Tests/Views/NodeLanguageTest.php
@@ -89,6 +89,7 @@ protected function setUp() {
       }
       $node->save();
     }
+    $this->container->get('router.builder')->rebuild();
 
     $user = $this->drupalCreateUser(array('access content overview', 'access content'));
     $this->drupalLogin($user);
diff --git a/core/modules/options/src/Tests/OptionsFieldUnitTestBase.php b/core/modules/options/src/Tests/OptionsFieldUnitTestBase.php
index a254a0a..fcfe4f8 100644
--- a/core/modules/options/src/Tests/OptionsFieldUnitTestBase.php
+++ b/core/modules/options/src/Tests/OptionsFieldUnitTestBase.php
@@ -55,7 +55,6 @@
    */
   protected function setUp() {
     parent::setUp();
-    $this->installSchema('system', array('router'));
     $this->container->get('router.builder')->rebuild();
 
     $this->fieldStorageDefinition = array(
diff --git a/core/modules/rdf/src/Tests/Field/FieldRdfaTestBase.php b/core/modules/rdf/src/Tests/Field/FieldRdfaTestBase.php
index adddda1..6161326 100644
--- a/core/modules/rdf/src/Tests/Field/FieldRdfaTestBase.php
+++ b/core/modules/rdf/src/Tests/Field/FieldRdfaTestBase.php
@@ -63,7 +63,6 @@
   protected function setUp() {
     parent::setUp();
 
-    $this->installSchema('system', array('router'));
     \Drupal::service('router.builder')->rebuild();
   }
 
diff --git a/core/modules/search/src/Entity/SearchPage.php b/core/modules/search/src/Entity/SearchPage.php
index d8cfc41..0f583c7 100644
--- a/core/modules/search/src/Entity/SearchPage.php
+++ b/core/modules/search/src/Entity/SearchPage.php
@@ -184,7 +184,7 @@ public function postCreate(EntityStorageInterface $storage) {
    */
   public function postSave(EntityStorageInterface $storage, $update = TRUE) {
     parent::postSave($storage, $update);
-    $this->routeBuilderIndicator()->setRebuildNeeded();
+    $this->routeBuilder()->setRebuildNeeded();
   }
 
   /**
@@ -216,11 +216,11 @@ public static function sort(ConfigEntityInterface $a, ConfigEntityInterface $b)
   /**
    * Wraps the route builder.
    *
-   * @return \Drupal\Core\Routing\RouteBuilderIndicatorInterface
+   * @return \Drupal\Core\Routing\RouteBuilderInterface
    *   An object for state storage.
    */
-  protected function routeBuilderIndicator() {
-    return \Drupal::service('router.builder_indicator');
+  protected function routeBuilder() {
+    return \Drupal::service('router.builder');
   }
 
   /**
diff --git a/core/modules/simpletest/src/Tests/KernelTestBaseTest.php b/core/modules/simpletest/src/Tests/KernelTestBaseTest.php
index 218d0b9..8d2382e 100644
--- a/core/modules/simpletest/src/Tests/KernelTestBaseTest.php
+++ b/core/modules/simpletest/src/Tests/KernelTestBaseTest.php
@@ -21,7 +21,7 @@ class KernelTestBaseTest extends KernelTestBase {
    *
    * @var array
    */
-  public static $modules = array('entity_test');
+  public static $modules = array('entity_test', 'system');
 
   /**
    * {@inheritdoc}
@@ -44,6 +44,7 @@ function simpletest_test_stub_settings_function() {}
 
     $original_container = $this->originalContainer;
     parent::setUp();
+    $this->installSchema('system', array('router'));
     $this->assertNotIdentical(\Drupal::getContainer(), $original_container, 'KernelTestBase test creates a new container.');
   }
 
@@ -51,7 +52,7 @@ function simpletest_test_stub_settings_function() {}
    * Tests expected behavior of setUp().
    */
   function testSetUp() {
-    $modules = array('entity_test');
+    $modules = array('entity_test', 'system');
     $table = 'entity_test';
 
     // Verify that specified $modules have been loaded.
diff --git a/core/modules/system/entity.api.php b/core/modules/system/entity.api.php
index dd096ca..5ebaca6 100644
--- a/core/modules/system/entity.api.php
+++ b/core/modules/system/entity.api.php
@@ -722,7 +722,7 @@ function hook_entity_bundle_info_alter(&$bundles) {
 function hook_entity_bundle_create($entity_type_id, $bundle) {
   // When a new bundle is created, the menu needs to be rebuilt to add the
   // Field UI menu item tabs.
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 }
 
 /**
diff --git a/core/modules/system/src/Controller/ThemeController.php b/core/modules/system/src/Controller/ThemeController.php
index f1d1b9e..dd5f749 100644
--- a/core/modules/system/src/Controller/ThemeController.php
+++ b/core/modules/system/src/Controller/ThemeController.php
@@ -11,7 +11,7 @@
 use Drupal\Core\Config\PreExistingConfigException;
 use Drupal\Core\Controller\ControllerBase;
 use Drupal\Core\Extension\ThemeHandlerInterface;
-use Drupal\Core\Routing\RouteBuilderIndicatorInterface;
+use Drupal\Core\Routing\RouteBuilderInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
@@ -31,24 +31,24 @@ class ThemeController extends ControllerBase {
   /**
    * The route builder service.
    *
-   * @var \Drupal\Core\Routing\RouteBuilderIndicatorInterface
+   * @var \Drupal\Core\Routing\RouteBuilderInterface
    */
-  protected $routeBuilderIndicator;
+  protected $routeBuilder;
 
   /**
    * Constructs a new ThemeController.
    *
    * @param \Drupal\Core\Extension\ThemeHandlerInterface $theme_handler
    *   The theme handler.
-   * @param \Drupal\Core\Routing\RouteBuilderIndicatorInterface $route_builder_indicator
+   * @param \Drupal\Core\Routing\RouteBuilderInterface $route_builder
    *   The route builder.
    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
    *   The config factory.
    */
-  public function __construct(ThemeHandlerInterface $theme_handler, RouteBuilderIndicatorInterface $route_builder_indicator, ConfigFactoryInterface $config_factory) {
+  public function __construct(ThemeHandlerInterface $theme_handler, RouteBuilderInterface $route_builder, ConfigFactoryInterface $config_factory) {
     $this->themeHandler = $theme_handler;
-    $this->routeBuilderIndicator = $route_builder_indicator;
     $this->configFactory = $config_factory;
+    $this->routeBuilder = $route_builder;
   }
 
   /**
@@ -57,7 +57,7 @@ public function __construct(ThemeHandlerInterface $theme_handler, RouteBuilderIn
   public static function create(ContainerInterface $container) {
     return new static(
       $container->get('theme_handler'),
-      $container->get('router.builder_indicator'),
+      $container->get('router.builder'),
       $container->get('config.factory')
     );
   }
@@ -179,7 +179,7 @@ public function setDefaultTheme(Request $request) {
         // Set the default theme.
         $config->set('default', $theme)->save();
 
-        $this->routeBuilderIndicator->setRebuildNeeded();
+        $this->routeBuilder->setRebuildNeeded();
 
         // The status message depends on whether an admin theme is currently in
         // use: a value of 0 means the admin theme is set to be the default
diff --git a/core/modules/system/src/Tests/Condition/CurrentThemeConditionTest.php b/core/modules/system/src/Tests/Condition/CurrentThemeConditionTest.php
index 60b7281..164b1e9 100644
--- a/core/modules/system/src/Tests/Condition/CurrentThemeConditionTest.php
+++ b/core/modules/system/src/Tests/Condition/CurrentThemeConditionTest.php
@@ -23,6 +23,14 @@ class CurrentThemeConditionTest extends KernelTestBase {
   public static $modules = array('system', 'theme_test');
 
   /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->installSchema('system', array('router'));
+  }
+
+  /**
    * Tests the current theme condition.
    */
   public function testCurrentTheme() {
diff --git a/core/modules/system/src/Tests/Field/FieldModuleUninstallValidatorTest.php b/core/modules/system/src/Tests/Field/FieldModuleUninstallValidatorTest.php
index f427ade..ea46747 100644
--- a/core/modules/system/src/Tests/Field/FieldModuleUninstallValidatorTest.php
+++ b/core/modules/system/src/Tests/Field/FieldModuleUninstallValidatorTest.php
@@ -31,6 +31,7 @@ class FieldModuleUninstallValidatorTest extends EntityUnitTestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', 'router');
     $this->installSchema('user', 'users_data');
     $this->entityDefinitionUpdateManager = $this->container->get('entity.definition_update_manager');
 
diff --git a/core/modules/system/src/Tests/Module/ModuleImplementsAlterTest.php b/core/modules/system/src/Tests/Module/ModuleImplementsAlterTest.php
index 2a34c20..b831830 100644
--- a/core/modules/system/src/Tests/Module/ModuleImplementsAlterTest.php
+++ b/core/modules/system/src/Tests/Module/ModuleImplementsAlterTest.php
@@ -16,6 +16,16 @@
  */
 class ModuleImplementsAlterTest extends KernelTestBase {
 
+  public static $modules = array('system');
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->installSchema('system', array('router'));
+  }
+
   /**
    * Tests hook_module_implements_alter() adding an implementation.
    *
diff --git a/core/modules/system/src/Tests/Routing/RouterTest.php b/core/modules/system/src/Tests/Routing/RouterTest.php
index 85e5e4b..92e9608 100644
--- a/core/modules/system/src/Tests/Routing/RouterTest.php
+++ b/core/modules/system/src/Tests/Routing/RouterTest.php
@@ -194,6 +194,7 @@ public function testControllerResolutionAjax() {
    */
   public function testRouterUninstallInstall() {
     \Drupal::service('module_installer')->uninstall(array('router_test'));
+    \Drupal::service('router.builder')->rebuild();
     try {
       \Drupal::service('router.route_provider')->getRouteByName('router_test.1');
       $this->fail('Route was delete on uninstall.');
@@ -203,6 +204,7 @@ public function testRouterUninstallInstall() {
     }
     // Install the module again.
     \Drupal::service('module_installer')->install(array('router_test'));
+    \Drupal::service('router.builder')->rebuild();
     $route = \Drupal::service('router.route_provider')->getRouteByName('router_test.1');
     $this->assertNotNull($route, 'Route exists after module installation');
   }
diff --git a/core/modules/system/src/Tests/System/InfoAlterTest.php b/core/modules/system/src/Tests/System/InfoAlterTest.php
index 02cdd17..42f5041 100644
--- a/core/modules/system/src/Tests/System/InfoAlterTest.php
+++ b/core/modules/system/src/Tests/System/InfoAlterTest.php
@@ -19,6 +19,14 @@ class InfoAlterTest extends KernelTestBase {
   public static $modules = array('system');
 
   /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->installSchema('system', array('router'));
+  }
+
+  /**
    * Tests that theme .info.yml data is rebuild after enabling a module.
    *
    * Tests that info data is rebuilt after a module that implements
diff --git a/core/modules/system/src/Tests/System/TrustedHostsTest.php b/core/modules/system/src/Tests/System/TrustedHostsTest.php
index 3719bd1..e54decc 100644
--- a/core/modules/system/src/Tests/System/TrustedHostsTest.php
+++ b/core/modules/system/src/Tests/System/TrustedHostsTest.php
@@ -69,6 +69,7 @@ public function testStatusPageWithConfiguration() {
    */
   public function testFakeRequests() {
     $this->container->get('module_installer')->install(['trusted_hosts_test']);
+    $this->container->get('router.builder')->rebuild();
 
     $host = $this->container->get('request_stack')->getCurrentRequest()->getHost();
     $settings['settings']['trusted_host_patterns'] = (object) array(
@@ -88,6 +89,7 @@ public function testFakeRequests() {
   public function testShortcut() {
     $this->container->get('module_installer')->install(['block', 'shortcut']);
     $this->rebuildContainer();
+    $this->container->get('router.builder')->rebuild();
 
     /** @var \Drupal\Core\Entity\EntityManagerInterface $entity_manager */
     $entity_manager = $this->container->get('entity.manager');
diff --git a/core/modules/system/src/Tests/Theme/RegistryTest.php b/core/modules/system/src/Tests/Theme/RegistryTest.php
index 8b6cb0a..0f5e973 100644
--- a/core/modules/system/src/Tests/Theme/RegistryTest.php
+++ b/core/modules/system/src/Tests/Theme/RegistryTest.php
@@ -23,9 +23,19 @@ class RegistryTest extends KernelTestBase {
    *
    * @var array
    */
-  public static $modules = array('theme_test');
+  public static $modules = array('theme_test', 'system');
 
   protected $profile = 'testing';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+     parent::setUp();
+
+     $this->installSchema('system', ['router']);
+  }
+
   /**
    * Tests the behavior of the theme registry class.
    */
diff --git a/core/modules/system/src/Tests/Theme/ThemeSettingsTest.php b/core/modules/system/src/Tests/Theme/ThemeSettingsTest.php
index 3ef48d0..09d73e7 100644
--- a/core/modules/system/src/Tests/Theme/ThemeSettingsTest.php
+++ b/core/modules/system/src/Tests/Theme/ThemeSettingsTest.php
@@ -34,6 +34,7 @@ class ThemeSettingsTest extends KernelTestBase {
 
   protected function setUp() {
     parent::setUp();
+    $this->installSchema('system', array('router'));
     // Theme settings rely on System module's system.theme.global configuration.
     $this->installConfig(array('system'));
 
diff --git a/core/modules/taxonomy/src/Tests/Views/TaxonomyFieldFilterTest.php b/core/modules/taxonomy/src/Tests/Views/TaxonomyFieldFilterTest.php
index cfc76bd..d58b2d5 100644
--- a/core/modules/taxonomy/src/Tests/Views/TaxonomyFieldFilterTest.php
+++ b/core/modules/taxonomy/src/Tests/Views/TaxonomyFieldFilterTest.php
@@ -93,7 +93,7 @@ function setUp() {
     Views::viewsData()->clear();
 
     ViewTestData::createTestViews(get_class($this), array('taxonomy_test_views'));
-
+    $this->container->get('router.builder')->rebuild();
   }
 
   /**
diff --git a/core/modules/tracker/src/Tests/TrackerTest.php b/core/modules/tracker/src/Tests/TrackerTest.php
index 3ca1dc4..94e981d 100644
--- a/core/modules/tracker/src/Tests/TrackerTest.php
+++ b/core/modules/tracker/src/Tests/TrackerTest.php
@@ -347,6 +347,7 @@ function testTrackerCronIndexing() {
    */
   function testTrackerAdminUnpublish() {
     \Drupal::service('module_installer')->install(array('views'));
+    \Drupal::service('router.builder')->rebuild();
     $admin_user = $this->drupalCreateUser(array('access content overview', 'administer nodes', 'bypass node access'));
     $this->drupalLogin($admin_user);
 
diff --git a/core/modules/user/src/Tests/UserCancelTest.php b/core/modules/user/src/Tests/UserCancelTest.php
index 029a66c..2ef966a 100644
--- a/core/modules/user/src/Tests/UserCancelTest.php
+++ b/core/modules/user/src/Tests/UserCancelTest.php
@@ -72,6 +72,7 @@ function testUserCancelWithoutPermission() {
    */
   public function testUserCancelChangePermission() {
     \Drupal::service('module_installer')->install(array('user_form_test'));
+    \Drupal::service('router.builder')->rebuild();
     $this->config('user.settings')->set('cancel_method', 'user_cancel_reassign')->save();
 
     // Create a regular user.
@@ -96,6 +97,7 @@ public function testUserCancelChangePermission() {
    */
   function testUserCancelUid1() {
     \Drupal::service('module_installer')->install(array('views'));
+    \Drupal::service('router.builder')->rebuild();
     // Update uid 1's name and password to we know it.
     $password = user_password();
     $account = array(
@@ -453,6 +455,7 @@ function testUserWithoutEmailCancelByAdmin() {
    */
   function testMassUserCancelByAdmin() {
     \Drupal::service('module_installer')->install(array('views'));
+    \Drupal::service('router.builder')->rebuild();
     $this->config('user.settings')->set('cancel_method', 'user_cancel_reassign')->save();
     // Enable account cancellation notification.
     $this->config('user.settings')->set('notify.status_canceled', TRUE)->save();
diff --git a/core/modules/user/src/Tests/Views/AccessRoleTest.php b/core/modules/user/src/Tests/Views/AccessRoleTest.php
index bd55022..f79e86e 100644
--- a/core/modules/user/src/Tests/Views/AccessRoleTest.php
+++ b/core/modules/user/src/Tests/Views/AccessRoleTest.php
@@ -30,13 +30,14 @@ class AccessRoleTest extends AccessTestBase {
    * Tests role access plugin.
    */
   function testAccessRole() {
-    /** @var \Drupal\views\ViewentityInterface $view */
+    /** @var \Drupal\views\ViewEntityInterface $view */
     $view = \Drupal::entityManager()->getStorage('view')->load('test_access_role');
     $display = &$view->getDisplay('default');
     $display['display_options']['access']['options']['role'] = array(
       $this->normalRole => $this->normalRole,
     );
     $view->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
     $expected = [
       'config' => ['user.role.' . $this->normalRole],
       'module' => ['user'],
@@ -69,6 +70,7 @@ function testAccessRole() {
       'anonymous' => 'anonymous',
     );
     $view->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
 
     // Ensure that the list of roles is sorted correctly, if the generated role
     // ID comes before 'anonymous', see https://www.drupal.org/node/2398259.
diff --git a/core/modules/user/src/Tests/Views/UserUnitTestBase.php b/core/modules/user/src/Tests/Views/UserUnitTestBase.php
index 672bae7..433719f 100644
--- a/core/modules/user/src/Tests/Views/UserUnitTestBase.php
+++ b/core/modules/user/src/Tests/Views/UserUnitTestBase.php
@@ -49,7 +49,6 @@ protected function setUp() {
     ViewTestData::createTestViews(get_class($this), array('user_test_views'));
 
     $this->installEntitySchema('user');
-    $this->installSchema('system', 'sequences');
 
     $entity_manager = $this->container->get('entity.manager');
     $this->roleStorage = $entity_manager->getStorage('user_role');
diff --git a/core/modules/views/src/Entity/View.php b/core/modules/views/src/Entity/View.php
index 63d3ba1..5b5e24b 100644
--- a/core/modules/views/src/Entity/View.php
+++ b/core/modules/views/src/Entity/View.php
@@ -332,9 +332,9 @@ public function postSave(EntityStorageInterface $storage, $update = TRUE) {
     // @todo Remove if views implements a view_builder controller.
     views_invalidate_cache();
 
-    // Rebuild the router case the view got enabled.
+    // Rebuild the router if this is a new view, or it's status changed.
     if (!isset($this->original) || ($this->status() != $this->original->status())) {
-      \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+      \Drupal::service('router.builder')->setRebuildNeeded();
     }
   }
 
diff --git a/core/modules/views/src/Tests/GlossaryTest.php b/core/modules/views/src/Tests/GlossaryTest.php
index 5534009..4a8cb8b 100644
--- a/core/modules/views/src/Tests/GlossaryTest.php
+++ b/core/modules/views/src/Tests/GlossaryTest.php
@@ -68,6 +68,7 @@ public function testGlossaryView() {
 
     // Enable the glossary to be displayed.
     $view->storage->enable()->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
     // Check the actual page response.
     $this->drupalGet('glossary');
     $this->assertResponse(200);
diff --git a/core/modules/views/src/Tests/Plugin/CacheTest.php b/core/modules/views/src/Tests/Plugin/CacheTest.php
index d730abf..9e2c6c4 100644
--- a/core/modules/views/src/Tests/Plugin/CacheTest.php
+++ b/core/modules/views/src/Tests/Plugin/CacheTest.php
@@ -253,6 +253,8 @@ public function testCacheOutputOnPage() {
       )
     ));
     $view->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
+
     $output_key = $view->getDisplay()->getPlugin('cache')->generateOutputKey();
     $this->assertFalse(\Drupal::cache('render')->get($output_key));
 
diff --git a/core/modules/views/src/Tests/Plugin/DisabledDisplayTest.php b/core/modules/views/src/Tests/Plugin/DisabledDisplayTest.php
index 4cfce8c..e9052b4 100644
--- a/core/modules/views/src/Tests/Plugin/DisabledDisplayTest.php
+++ b/core/modules/views/src/Tests/Plugin/DisabledDisplayTest.php
@@ -73,6 +73,8 @@ public function testDisabledDisplays() {
       $this->assertTrue($enabled, 'Display ' . $display_id . ' is now enabled');
     }
 
+    \Drupal::service('router.builder')->rebuildIfNeeded();
+
     // Check that the originally disabled page_2 display is now enabled.
     $this->drupalGet('test-disabled-display-2');
     $result = $this->xpath('//h1');
@@ -86,6 +88,8 @@ public function testDisabledDisplays() {
       $this->assertFalse($enabled, 'Display ' . $display_id . ' is now disabled');
     }
 
+    \Drupal::service('router.builder')->rebuild();
+
     // Check that the page_1 display still works.
     $this->drupalGet('test-disabled-display');
     $this->assertResponse(200);
diff --git a/core/modules/views/src/Tests/Plugin/DisplayPageTest.php b/core/modules/views/src/Tests/Plugin/DisplayPageTest.php
index 4222f17..373fe5a 100644
--- a/core/modules/views/src/Tests/Plugin/DisplayPageTest.php
+++ b/core/modules/views/src/Tests/Plugin/DisplayPageTest.php
@@ -80,7 +80,7 @@ public function testPageResponses() {
     $view->storage->disable()->save();
     // Router rebuild would occur in a kernel terminate event so we need to
     // simulate that here.
-    \Drupal::service('router.builder')->rebuildIfNeeded();
+    \Drupal::service('router.builder')->rebuild();
 
     $response = $this->container->get('http_kernel')->handle($subrequest, HttpKernelInterface::SUB_REQUEST);
     $this->assertEqual($response->getStatusCode(), 404);
diff --git a/core/modules/views/src/Tests/Plugin/RelationshipJoinTestBase.php b/core/modules/views/src/Tests/Plugin/RelationshipJoinTestBase.php
index b85c235..5620c0a 100644
--- a/core/modules/views/src/Tests/Plugin/RelationshipJoinTestBase.php
+++ b/core/modules/views/src/Tests/Plugin/RelationshipJoinTestBase.php
@@ -25,6 +25,11 @@
   public static $modules = array('system', 'user', 'field');
 
   /**
+   * @var \Drupal\user\Entity\User
+   */
+  protected $rootUser;
+
+  /**
    * Overrides \Drupal\views\Tests\ViewUnitTestBase::setUpFixtures().
    */
   protected function setUpFixtures() {
@@ -33,9 +38,8 @@ protected function setUpFixtures() {
     parent::setUpFixtures();
 
     // Create a record for uid 1.
-    $this->installSchema('system', 'sequences');
-    $root_user = entity_create('user', array('name' => $this->randomMachineName()));
-    $root_user->save();
+    $this->rootUser = entity_create('user', array('name' => $this->randomMachineName()));
+    $this->rootUser->save();
 
     Views::viewsData()->clear();
   }
diff --git a/core/modules/views/src/Tests/ViewTestData.php b/core/modules/views/src/Tests/ViewTestData.php
index 03c4bae..4b5340e 100644
--- a/core/modules/views/src/Tests/ViewTestData.php
+++ b/core/modules/views/src/Tests/ViewTestData.php
@@ -56,6 +56,9 @@ public static function createTestViews($class, array $modules) {
         }
       }
     }
+
+    // Rebuild the router once.
+    \Drupal::service('router.builder')->rebuild();
   }
 
   /**
diff --git a/core/modules/views/src/Tests/ViewUnitTestBase.php b/core/modules/views/src/Tests/ViewUnitTestBase.php
index 16b1e38..2de7f2b 100644
--- a/core/modules/views/src/Tests/ViewUnitTestBase.php
+++ b/core/modules/views/src/Tests/ViewUnitTestBase.php
@@ -36,6 +36,7 @@
   protected function setUp() {
     parent::setUp();
 
+    $this->installSchema('system', array('router', 'sequences'));
     $this->setUpFixtures();
   }
 
@@ -59,8 +60,6 @@ protected function setUpFixtures() {
       $this->installSchema('views_test_data', $table);
     }
 
-    // The router table is required for router rebuilds.
-    $this->installSchema('system', array('router'));
     \Drupal::service('router.builder')->rebuild();
 
     // Load the test dataset.
diff --git a/core/modules/views/views.module b/core/modules/views/views.module
index 3197622..666d55f 100644
--- a/core/modules/views/views.module
+++ b/core/modules/views/views.module
@@ -484,7 +484,7 @@ function views_field_config_delete(FieldConfigInterface $field) {
  */
 function views_invalidate_cache() {
   // Set the menu as needed to be rebuilt.
-  \Drupal::service('router.builder_indicator')->setRebuildNeeded();
+  \Drupal::service('router.builder')->setRebuildNeeded();
 
   $module_handler = \Drupal::moduleHandler();
 
diff --git a/core/modules/views_ui/src/Tests/DisplayTest.php b/core/modules/views_ui/src/Tests/DisplayTest.php
index eca12a4..1b4d04c 100644
--- a/core/modules/views_ui/src/Tests/DisplayTest.php
+++ b/core/modules/views_ui/src/Tests/DisplayTest.php
@@ -178,6 +178,7 @@ public function testPageContextualLinks() {
     $this->drupalLogin($this->drupalCreateUser(array('administer views', 'access contextual links')));
     $view = entity_load('view', 'test_display');
     $view->enable()->save();
+    $this->container->get('router.builder')->rebuildIfNeeded();
 
     $this->drupalGet('test-display');
     $id = 'entity.view.edit_form:view=test_display:location=page&name=test_display&display_id=page_1';
diff --git a/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php b/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php
index 2c9a015..84d4266 100644
--- a/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php
+++ b/core/tests/Drupal/Tests/Core/Extension/ThemeHandlerTest.php
@@ -22,11 +22,11 @@
 class ThemeHandlerTest extends UnitTestCase {
 
   /**
-   * The mocked route builder indicator.
+   * The mocked route builder.
    *
-   * @var \Drupal\Core\Routing\RouteBuilderIndicatorInterface|\PHPUnit_Framework_MockObject_MockObject
+   * @var \Drupal\Core\Routing\RouteBuilderInterface|\PHPUnit_Framework_MockObject_MockObject
    */
-  protected $routeBuilderIndicator;
+  protected $routeBuilder;
 
   /**
    * The mocked info parser.
@@ -111,7 +111,7 @@ protected function setUp() {
     $this->infoParser = $this->getMock('Drupal\Core\Extension\InfoParserInterface');
     $this->configInstaller = $this->getMock('Drupal\Core\Config\ConfigInstallerInterface');
     $this->configManager = $this->getMock('Drupal\Core\Config\ConfigManagerInterface');
-    $this->routeBuilderIndicator = $this->getMock('Drupal\Core\Routing\RouteBuilderIndicatorInterface');
+    $this->routeBuilder = $this->getMock('Drupal\Core\Routing\RouteBuilderInterface');
     $this->extensionDiscovery = $this->getMockBuilder('Drupal\Core\Extension\ExtensionDiscovery')
       ->disableOriginalConstructor()
       ->getMock();
@@ -119,7 +119,7 @@ protected function setUp() {
       ->disableOriginalConstructor()
       ->getMock();
     $logger = $this->getMock('Psr\Log\LoggerInterface');
-    $this->themeHandler = new TestThemeHandler($this->root, $this->configFactory, $this->moduleHandler, $this->state, $this->infoParser, $logger, $this->cssCollectionOptimizer, $this->configInstaller, $this->configManager, $this->routeBuilderIndicator, $this->extensionDiscovery);
+    $this->themeHandler = new TestThemeHandler($this->root, $this->configFactory, $this->moduleHandler, $this->state, $this->infoParser, $logger, $this->cssCollectionOptimizer, $this->configInstaller, $this->configManager, $this->routeBuilder, $this->extensionDiscovery);
 
     $cache_tags_invalidator = $this->getMock('Drupal\Core\Cache\CacheTagsInvalidatorInterface');
     $this->getContainerWithCacheTagsInvalidator($cache_tags_invalidator);
diff --git a/core/tests/Drupal/Tests/Core/Menu/LocalTaskManagerTest.php b/core/tests/Drupal/Tests/Core/Menu/LocalTaskManagerTest.php
index 8502d7e..937be5a 100644
--- a/core/tests/Drupal/Tests/Core/Menu/LocalTaskManagerTest.php
+++ b/core/tests/Drupal/Tests/Core/Menu/LocalTaskManagerTest.php
@@ -187,9 +187,6 @@ public function testGetLocalTaskForRouteWithEmptyCache() {
       ->method('set')
       ->with('local_task_plugins:en', $definitions, Cache::PERMANENT);
 
-    $this->routeBuilder->expects($this->once())
-      ->method('rebuildIfNeeded');
-
     $expected_set = $this->getLocalTasksCache();
 
     $this->cacheBackend->expects($this->at(3))
@@ -223,7 +220,7 @@ public function testGetLocalTaskForRouteWithFilledCache() {
       ->method('set');
 
     $this->routeBuilder->expects($this->never())
-      ->method('rebuildIfNeeded');
+      ->method('rebuild');
 
     $result = $this->getLocalTasksForRouteResult($mock_plugin);
     $local_tasks = $this->manager->getLocalTasksForRoute('menu_local_task_test_tasks_view');
diff --git a/core/tests/Drupal/Tests/Core/Routing/NullRouteBuilder.php b/core/tests/Drupal/Tests/Core/Routing/NullRouteBuilder.php
index 55c00c8..58cb2af 100644
--- a/core/tests/Drupal/Tests/Core/Routing/NullRouteBuilder.php
+++ b/core/tests/Drupal/Tests/Core/Routing/NullRouteBuilder.php
@@ -6,17 +6,17 @@
 
 class NullRouteBuilder implements RouteBuilderInterface {
 
-  public function rebuild() {
-  }
-
-  public function rebuildIfNeeded() {
+  public function setRebuildNeeded() {
   }
 
-  public function setRebuildNeeded() {
+  public function rebuild() {
   }
 
   public function getCollectionDuringRebuild() {
     return FALSE;
   }
 
+  public function rebuildIfNeeded() {
+  }
+
 }
diff --git a/core/tests/Drupal/Tests/Core/Routing/RouteBuilderTest.php b/core/tests/Drupal/Tests/Core/Routing/RouteBuilderTest.php
index b0efe77..b8f212f 100644
--- a/core/tests/Drupal/Tests/Core/Routing/RouteBuilderTest.php
+++ b/core/tests/Drupal/Tests/Core/Routing/RouteBuilderTest.php
@@ -72,13 +72,6 @@ class RouteBuilderTest extends UnitTestCase {
   protected $controllerResolver;
 
   /**
-   * The key value store.
-   *
-   * @var \Drupal\Core\Routing\RouteBuilderIndicatorInterface|\PHPUnit_Framework_MockObject_MockObject
-   */
-  protected $routeBuilderIndicator;
-
-  /**
    * @var \Drupal\Core\Access\CheckProviderInterface|\PHPUnit_Framework_MockObject_MockObject
    */
   protected $checkProvider;
@@ -92,10 +85,9 @@ protected function setUp() {
     $this->yamlDiscovery = $this->getMockBuilder('\Drupal\Component\Discovery\YamlDiscovery')
       ->disableOriginalConstructor()
       ->getMock();
-    $this->routeBuilderIndicator = $this->getMock('\Drupal\Core\Routing\RouteBuilderIndicatorInterface');
     $this->checkProvider = $this->getMock('\Drupal\Core\Access\CheckProviderInterface');
 
-    $this->routeBuilder = new TestRouteBuilder($this->dumper, $this->lock, $this->dispatcher, $this->moduleHandler, $this->controllerResolver, $this->checkProvider, $this->routeBuilderIndicator);
+    $this->routeBuilder = new TestRouteBuilder($this->dumper, $this->lock, $this->dispatcher, $this->moduleHandler, $this->controllerResolver, $this->checkProvider);
     $this->routeBuilder->setYamlDiscovery($this->yamlDiscovery);
   }
 
@@ -112,9 +104,6 @@ public function testRebuildLockingUnlocking() {
       ->method('release')
       ->with('router_rebuild');
 
-    $this->routeBuilderIndicator->expects($this->once())
-       ->method('setRebuildDone');
-
     $this->yamlDiscovery->expects($this->any())
       ->method('findAll')
       ->will($this->returnValue(array()));
@@ -262,25 +251,15 @@ public function testRebuildWithProviderBasedRoutes() {
   /**
    * Tests \Drupal\Core\Routing\RouteBuilder::rebuildIfNeeded() method.
    */
-  public function testRebuildIfNecessary() {
+  public function testRebuildIfNeeded() {
     $this->lock->expects($this->once())
-               ->method('acquire')
-               ->with('router_rebuild')
-               ->will($this->returnValue(TRUE));
+      ->method('acquire')
+      ->with('router_rebuild')
+      ->will($this->returnValue(TRUE));
 
     $this->lock->expects($this->once())
-               ->method('release')
-               ->with('router_rebuild');
-
-    $this->routeBuilderIndicator->expects($this->once())
-                ->method('setRebuildNeeded');
-
-    $this->routeBuilderIndicator->expects($this->once())
-                ->method('setRebuildDone');
-
-    $this->routeBuilderIndicator->expects($this->exactly(2))
-                ->method('isRebuildNeeded')
-                ->will($this->onConsecutiveCalls(TRUE, FALSE));
+      ->method('release')
+      ->with('router_rebuild');
 
     $this->yamlDiscovery->expects($this->any())
                         ->method('findAll')