diff -u b/core/lib/Drupal.php b/core/lib/Drupal.php
--- b/core/lib/Drupal.php
+++ b/core/lib/Drupal.php
@@ -120,7 +120,7 @@
   public static function service($id) {
     return static::$container->get($id);
   }
-  
+
   /**
    * Retrieves a parameter from the container.
 
diff -u b/core/lib/Drupal/Core/CoreBundle.php b/core/lib/Drupal/Core/CoreBundle.php
--- b/core/lib/Drupal/Core/CoreBundle.php
+++ b/core/lib/Drupal/Core/CoreBundle.php
@@ -38,24 +38,7 @@
    * Implements \Symfony\Component\HttpKernel\Bundle\BundleInterface::build().
    */
   public function build(ContainerBuilder $container) {
-
-    // Register cache services.
-    foreach (array('bootstrap', 'config', 'cache', 'form', 'menu', 'page', 'path') as $bin) {
-      Cache::registerBin($container, $bin);
-    }
-
-    $container
-      ->register('cache_factory', 'Drupal\Core\Cache\CacheFactory')
-      ->addArgument(new Reference('settings'))
-      ->addMethodCall('setContainer', array(new Reference('service_container')));
-
-    $container
-      ->register('cache.backend.database', 'Drupal\Core\Cache\DatabaseBackendFactory')
-      ->addArgument(new Reference('database'));
-    $container
-      ->register('cache.backend.memory', 'Drupal\Core\Cache\MemoryBackendFactory');
-    $container->addCompilerPass(new ListCacheBinsPass());
-
+    $this->registerCache($container);
     // Register active configuration storage.
     $container
       ->register('config.cachedstorage.storage', 'Drupal\Core\Config\FileStorage')
@@ -425,2 +408,25 @@
 
+  /**
+   * Register services related to cache.
+   */
+  protected function registerCache(ContainerBuilder $container) {
+    // This factory chooses the backend service for a given bin.
+    $container
+      ->register('cache_factory', 'Drupal\Core\Cache\CacheFactory')
+      ->addArgument(new Reference('settings'))
+      ->addMethodCall('setContainer', array(new Reference('service_container')));
+    // These are the core provided backend services.
+    $container
+      ->register('cache.backend.database', 'Drupal\Core\Cache\DatabaseBackendFactory')
+      ->addArgument(new Reference('database'));
+    $container
+      ->register('cache.backend.memory', 'Drupal\Core\Cache\MemoryBackendFactory');
+    // Register a service for each bin for injecting purposes.
+    foreach (array('bootstrap', 'config', 'cache', 'form', 'menu', 'page', 'path') as $bin) {
+      Cache::registerBin($container, $bin);
+    }
+
+    $container->addCompilerPass(new ListCacheBinsPass());
+  }
+
 }