diff --git a/core/lib/Drupal/Core/CoreBundle.php b/core/lib/Drupal/Core/CoreBundle.php
index 7826812..91bba3c 100644
--- a/core/lib/Drupal/Core/CoreBundle.php
+++ b/core/lib/Drupal/Core/CoreBundle.php
@@ -317,9 +317,6 @@ public function build(ContainerBuilder $container) {
     $container->register('ajax.subscriber', 'Drupal\Core\Ajax\AjaxSubscriber')
       ->addTag('event_subscriber');
 
-    // Register Breadcrumbs service.
-    $container->register('breadcrumb', 'Drupal\Core\Menu\Breadcrumbs');
-
     $container->addCompilerPass(new RegisterMatchersPass());
     $container->addCompilerPass(new RegisterRouteFiltersPass());
     // Add a compiler pass for registering event subscribers.
diff --git a/core/modules/menu_link/lib/Drupal/menu_link/BreadcrumbInterface.php b/core/modules/menu_link/lib/Drupal/menu_link/BreadcrumbInterface.php
new file mode 100644
index 0000000..e365b0c
--- /dev/null
+++ b/core/modules/menu_link/lib/Drupal/menu_link/BreadcrumbInterface.php
@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\menu_link\BreadcrumbInterface.php
+ */
+
+namespace Drupal\menu_link;
+
+interface BreadcrumbInterface {
+
+  /**
+   * Gets the current breadcrumbs.
+   *
+   * @return array
+   *   Array of current breadcrumbs.
+   */
+  public function get();
+
+  /**
+   * Sets the current breadcrumbs.
+   *
+   * @param array $breadcrumbs
+   *   Array of current breadcrumbs to be set.
+   */
+  public function set(array $breadcrumbs);
+
+  /**
+   * Appends a new crumb or an arroy of crumbs to the breadcrumbs.
+   *
+   * @param string|array $breadcrumbs
+   *   The breadcrumb(s)
+   *
+   * @return array
+   *   The current breadcrumbs.
+   */
+  public function append($breadcrumbs);
+
+  /**
+   * Resets the breadcrumb to the default.
+   */
+  public function reset();
+
+}
diff --git a/core/modules/menu_link/lib/Drupal/menu_link/Breadcrumbs.php b/core/modules/menu_link/lib/Drupal/menu_link/Breadcrumbs.php
new file mode 100644
index 0000000..c1a8a51
--- /dev/null
+++ b/core/modules/menu_link/lib/Drupal/menu_link/Breadcrumbs.php
@@ -0,0 +1,67 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\menu_link\Breadcrumbs.php
+ */
+
+namespace Drupal\menu_link;
+
+class Breadcrumbs implements BreadcrumbInterface {
+
+  /**
+   * Array of breadcrumbs.
+   *
+   * @var array
+   */
+  protected $breadcrumbs;
+
+  /**
+   * Constructor.
+   *
+   * @param array $breadcrumbs
+   *   Array of crumbs to initialize the breadcrumbs with.
+   */
+  public function __construct(array $breadcrumbs = array()) {
+    if (empty($breadcrumbs)) {
+      $this->reset();
+    }
+  }
+
+  /**
+   * Implements \Drupal\menu_link\BreadcrumbInterface::get().
+   */
+  public function get() {
+    return $this->breadcrumbs;
+  }
+
+  /**
+   * Implements \Drupal\menu_link\BreadcrumbInterface::set().
+   */
+  public function set(array $breadcrumbs) {
+    $this->breadcrumbs = $breadcrumbs;
+  }
+
+  /**
+   * Implements \Drupal\menu_link\BreadcrumbInterface::append().
+   */
+  public function append($breadcrumbs) {
+    if (is_array($breadcrumbs)) {
+      // Merge the passed array.
+      $this->breadcrumbs = array_merge($this->breadcrumbs, $breadcrumbs);
+    }
+    else {
+      // Append single breadcrumb to array.
+      $this->breadcrumbs[] = $breadcrumb;
+    }
+    return $this->breadcrumbs;
+  }
+
+  /**
+   * Implements \Drupal\menu_link\BreadcrumbInterface::reset().
+   */
+  public function reset() {
+    $this->breadcrumbs = menu_get_active_breadcrumb();
+  }
+
+}
diff --git a/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkBundle.php b/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkBundle.php
new file mode 100644
index 0000000..146e701
--- /dev/null
+++ b/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkBundle.php
@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\menu_link\MenuLinkBundle.
+ */
+
+namespace Drupal\menu_link;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+
+/**
+ * Provides the MenuLink dependency injection container.
+ */
+class MenuLinkBundle extends Bundle {
+
+  /**
+   * Overrides \Symfony\Component\HttpKernel\Bundle\Bundle::build().
+   */
+  public function build(ContainerBuilder $container) {
+    // Register the Breadcrumb class with the dependency injection container.
+    $container->register('breadcrumb', 'Drupal\menu_link\Breadcrumbs');
+  }
+
+}
diff --git a/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkFormController.php b/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkFormController.php
index 0530ddf..6f09763 100644
--- a/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkFormController.php
+++ b/core/modules/menu_link/lib/Drupal/menu_link/MenuLinkFormController.php
@@ -31,7 +31,7 @@ public function form(array $form, array &$form_state, EntityInterface $menu_link
       // Get the current breadcrumb and add a link to that menu's overview page.
       $breadcrumb = menu_get_active_breadcrumb();
       $breadcrumb[] = l($current_title, 'admin/structure/menu/manage/' . $menu_link->menu_name);
-      Drupal::service('breadcrumb')->set($breadcrumb);
+      \Drupal::service('breadcrumb')->set($breadcrumb);
     }
 
     $form['link_title'] = array(
diff --git a/core/modules/menu_link/lib/Drupal/menu_link/Tests/BreadcrumbsUnitTest.php b/core/modules/menu_link/lib/Drupal/menu_link/Tests/BreadcrumbsUnitTest.php
new file mode 100644
index 0000000..b0dea55
--- /dev/null
+++ b/core/modules/menu_link/lib/Drupal/menu_link/Tests/BreadcrumbsUnitTest.php
@@ -0,0 +1,80 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\menu_link\Tests\BreadcrumbsUnitTest.
+ */
+
+namespace Drupal\menu_link\Tests;
+
+use Drupal\Tests\UnitTestCase;
+use Drupal\menu_link\Breadcrumbs;
+
+/**
+ * Tests the Breadcrumbs class.
+ *
+ * @group Menu
+ */
+class BreadcrumbsUnitTest extends UnitTestCase {
+
+  /**
+   * Breadcrumb service to use for the test.
+   *
+   * @var \Drupal\menu_link\Breadcrumbs
+   */
+  protected $breadcrumbs;
+
+  /**
+   * Array of crumbs to use for the test.
+   *
+   * @var array
+   */
+  protected $crumbs;
+
+  /**
+   * Defines test info.
+   */
+  public static function getInfo() {
+    return array(
+      'name' => 'Breadcrumbs service functionality',
+      'description' => 'Tests the Breadcrumbs service.',
+      'group' => 'Menu',
+    );
+  }
+
+  /**
+   * Sets up the test.
+   */
+  public function setUp() {
+    parent::setUp();
+
+    $this->crumbs = array(
+      'foo',
+      'bar',
+    );
+
+    $this->breadcrumbs = new Breadcrumbs($this->crumbs);
+  }
+
+  /**
+   * Tests constructor, set and get.
+   */
+  public function testConstructor() {
+    $this->assertSame(array('foo', 'bar'), $this->breadcrumbs->get());
+
+    $this->breadcrumbs->set(array('bar', 'foo'));
+    $this->assertSame(array('bar', 'foo'), $this->breadcrumbs->get());
+  }
+
+  /**
+   * Tests appending breadcrumbs.
+   */
+  public function testAppend() {
+    $this->breadcrumbs->append(array('baz', 'bop'));
+    $this->assertSame(array('foo', 'bar', 'baz', 'bop'), $this->breadcrumbs->get());
+
+    $this->breadcrumbs->append('whistle');
+    $this->assertSame(array('foo', 'bar', 'baz', 'bop', 'whistle'), $this->breadcrumbs->get());
+  }
+
+}
diff --git a/core/modules/views/lib/Drupal/views/ViewExecutable.php b/core/modules/views/lib/Drupal/views/ViewExecutable.php
index 2cc5dee..69bf4e2 100644
--- a/core/modules/views/lib/Drupal/views/ViewExecutable.php
+++ b/core/modules/views/lib/Drupal/views/ViewExecutable.php
@@ -1707,7 +1707,7 @@ public function getBreadcrumb($set = FALSE) {
       }
 
       if ($set) {
-        $breadcrumbs = Drupal::service('breadcrumb');
+        $breadcrumbs = \Drupal::service('breadcrumb');
         if ($base) {
           $breadcrumb = array_merge($breadcrumbs->get(), $breadcrumb);
         }