diff --git a/core/includes/config.inc b/core/includes/config.inc
index 8166e84..a3f4a68 100644
--- a/core/includes/config.inc
+++ b/core/includes/config.inc
@@ -1,11 +1,13 @@
 <?php
 
+use Drupal\Component\Utility\Unicode;
 use Drupal\Core\Config\Config;
 use Drupal\Core\Config\ConfigException;
 use Drupal\Core\Config\ConfigInstaller;
+use Drupal\Core\Config\ExtensionInstallStorage;
 use Drupal\Core\Config\FileStorage;
 use Drupal\Core\Config\StorageInterface;
-use Drupal\Core\Config\StorageComparer;
+use Drupal\Core\Config\ExtensionInstallStorageComparer;
 use Symfony\Component\Yaml\Dumper;
 
 /**
@@ -16,16 +18,56 @@
 /**
  * Installs the default configuration of a given extension.
  *
+ * When an extension is installed, it searches all the default configuration
+ * directories for all other extensions to locate any configuration with its
+ * name prefix. For example, the Node module provides the frontpage view as a
+ * default configuration file:
+ * core/modules/node/config/views.view.frontpage.yml
+ * When the Views module is installed after the Node module is already enabled,
+ * the frontpage view will be installed.
+ *
+ * Additionally, the default configuration directory for the extension being
+ * installed is searched to discover if it contains default configuration
+ * that is owned by other enabled extensions. So, the frontpage view will also
+ * be installed when the Node module is installed after Views.
+ *
  * @param string $type
  *   The extension type; e.g., 'module' or 'theme'.
  * @param string $name
  *   The name of the module or theme to install default configuration for.
+ *
+ * @see \Drupal\Core\Config\ExtensionInstallStorage
+ * @see \Drupal\Core\Config\ExtensionInstallStorageComparer
+ * @see \Drupal\Core\Config\ConfigInstaller
  */
 function config_install_default_config($type, $name) {
+  // Get all default configuration owned by this extension.
+  $source_storage = new ExtensionInstallStorage();
+  $config_to_install = $source_storage->listAll($name . '.');
+
+  // Work out if this extension provides default configuration for any other
+  // enabled extensions.
   $config_dir = drupal_get_path($type, $name) . '/config';
   if (is_dir($config_dir)) {
-    $source_storage = new FileStorage($config_dir);
-    $storage_comparer = new StorageComparer($source_storage, Drupal::service('config.storage'));
+    $default_storage = new FileStorage($config_dir);
+    $other_module_config = array_filter($default_storage->listAll(),
+      function ($value) use ($name) {
+        return !preg_match('/^' . $name . '\./', $value);
+      }
+    );
+    $enabled_extensions = array_keys(\Drupal::moduleHandler()->getModuleList());
+    $enabled_extensions += array_keys(array_filter(list_themes(), function ($theme) {return $theme->status;}));
+
+    $other_module_config = array_filter($other_module_config, function ($config_name) use ($enabled_extensions) {
+      $provider = Unicode::substr($config_name, 0, strpos($config_name, '.'));
+      return in_array($provider, $enabled_extensions);
+    });
+
+    $config_to_install = array_merge($config_to_install, $other_module_config);
+  }
+  if (!empty($config_to_install)) {
+    $storage_comparer = new ExtensionInstallStorageComparer($source_storage, Drupal::service('config.storage'));
+    $storage_comparer->setSourceNames($config_to_install);
     // Only import new config. Changed config is from previous enables and
     // should not be overwritten.
     $storage_comparer->addChangelistCreate();
diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index 87b3b18..5e12ff5 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -1476,15 +1476,16 @@ function theme_enable($theme_list) {
     }
 
     // The value is not used; the weight is ignored for themes currently.
-    $theme_config->set("enabled.$key", 0);
-    $disabled_themes->clear($key);
+    $theme_config->set("enabled.$key", 0)->save();
+    $disabled_themes->clear($key)->save();
+
+    // Refresh the theme list as config_install_default_config() needs an
+    // updated list to work.
+    list_themes(TRUE);
     // Install default configuration of the theme.
     config_install_default_config('theme', $key);
   }
-  $theme_config->save();
-  $disabled_themes->save();
 
-  list_themes(TRUE);
   Drupal::service('router.builder')->rebuild();
   menu_router_rebuild();
   drupal_theme_rebuild();
diff --git a/core/lib/Drupal/Core/Config/ExtensionInstallStorage.php b/core/lib/Drupal/Core/Config/ExtensionInstallStorage.php
new file mode 100644
index 0000000..689b14d
--- /dev/null
+++ b/core/lib/Drupal/Core/Config/ExtensionInstallStorage.php
@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Core\Config\ExtensionInstallStorage.
+ */
+
+namespace Drupal\Core\Config;
+
+use Drupal\Core\Config\InstallStorage;
+use Drupal\Core\Config\StorageException;
+
+/**
+ * Defines the file storage controller for metadata files.
+ */
+class ExtensionInstallStorage extends InstallStorage {
+
+  /**
+   * Returns a map of all config object names and their folders.
+   *
+   * The list is based on enabled modules and themes.
+   *
+   * @return array
+   *   An array mapping config object names with directories.
+   */
+  protected function getAllFolders() {
+    if (!isset($this->folders)) {
+      $this->folders = $this->getComponentNames('module', array_keys(\Drupal::moduleHandler()->getModuleList()));
+      $this->folders += $this->getComponentNames('theme', array_keys(array_filter(list_themes(), function ($theme) {return $theme->status;})));
+    }
+    return $this->folders;
+  }
+
+  /**
+   * {@inheritdoc}
+   *
+   * @throws \Drupal\Core\Config\StorageException
+   */
+  public function write($name, array $data) {
+    throw new StorageException('Write operation is not allowed for config extension install storage.');
+  }
+
+  /**
+   * {@inheritdoc}
+   *
+   * @throws \Drupal\Core\Config\StorageException
+   */
+  public function delete($name) {
+    throw new StorageException('Delete operation is not allowed for config extension install storage.');
+  }
+
+  /**
+   * {@inheritdoc}
+   *
+   * @throws \Drupal\Core\Config\StorageException
+   */
+  public function rename($name, $new_name) {
+    throw new StorageException('Rename operation is not allowed for config extension install storage.');
+  }
+
+}
diff --git a/core/lib/Drupal/Core/Config/ExtensionInstallStorageComparer.php b/core/lib/Drupal/Core/Config/ExtensionInstallStorageComparer.php
new file mode 100644
index 0000000..0503315
--- /dev/null
+++ b/core/lib/Drupal/Core/Config/ExtensionInstallStorageComparer.php
@@ -0,0 +1,38 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Core\Config\ExtensionInstallStorageComparer.
+ */
+
+namespace Drupal\Core\Config;
+
+/**
+ * Defines a config storage comparer.
+ */
+class ExtensionInstallStorageComparer extends StorageComparer {
+
+  /**
+   * Sets the configuration names in the source storage.
+   *
+   * @param array $source_names
+   *   List of all the configuration names in the source storage.
+   */
+  public function setSourceNames(array $source_names) {
+    $this->sourceNames = $source_names;
+    return $this;
+  }
+
+  /**
+   * Gets all the configuration names in the source storage.
+   *
+   * @return array
+   *   List of all the configuration names in the source storage.
+   *
+   * @see self::setSourceNames()
+   */
+  protected function getSourceNames() {
+    return $this->sourceNames;
+  }
+
+}
diff --git a/core/modules/breakpoint/breakpoint.install b/core/modules/breakpoint/breakpoint.install
index dcc0b35..6c74779 100644
--- a/core/modules/breakpoint/breakpoint.install
+++ b/core/modules/breakpoint/breakpoint.install
@@ -11,8 +11,8 @@
  * Import breakpoints from all enabled themes.
  */
 function breakpoint_enable() {
-  // Import breakpoints from themes.
-  $themes = list_themes();
+  // Import breakpoints from enabled themes.
+  $themes = array_filter(list_themes(), function ($theme) {return $theme->status;});
   _breakpoint_theme_enabled(array_keys($themes));
 
   // Import breakpoints from modules.
diff --git a/core/modules/config/lib/Drupal/config/Tests/ConfigCRUDTest.php b/core/modules/config/lib/Drupal/config/Tests/ConfigCRUDTest.php
index a8ca042..363b889 100644
--- a/core/modules/config/lib/Drupal/config/Tests/ConfigCRUDTest.php
+++ b/core/modules/config/lib/Drupal/config/Tests/ConfigCRUDTest.php
@@ -182,17 +182,6 @@ function testNameValidation() {
       $this->fail($message);
     }
 
-    // Verify an exception is thrown when importing configuration with an
-    // invalid name (missing a namespace).
-    $message = 'Expected ConfigNameException was thrown when attempting to install invalid configuration.';
-    try {
-      $this->enableModules(array('config_test_invalid_name'));
-      $this->installConfig(array('config_test_invalid_name'));
-      $this->fail($message);
-    }
-    catch (ConfigNameException $e) {
-      $this->pass($message);
-    }
   }
 }
 
diff --git a/core/modules/config/lib/Drupal/config/Tests/ConfigLocaleOverride.php b/core/modules/config/lib/Drupal/config/Tests/ConfigLocaleOverride.php
index 989c074..f3f3ea6 100644
--- a/core/modules/config/lib/Drupal/config/Tests/ConfigLocaleOverride.php
+++ b/core/modules/config/lib/Drupal/config/Tests/ConfigLocaleOverride.php
@@ -34,6 +34,7 @@ public static function getInfo() {
   public function setUp() {
     parent::setUp();
     config_install_default_config('module', 'config_test');
+    config_install_default_config('module', 'locale');
   }
 
   /**
diff --git a/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php b/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php
new file mode 100644
index 0000000..4f87b58
--- /dev/null
+++ b/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php
@@ -0,0 +1,98 @@
+<?php
+
+/**
+ * @file
+ * Contains Drupal\config\Tests\ConfigOtherModuleTest.
+ */
+
+namespace Drupal\config\Tests;
+
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests default configuration provided by a module that does not own it.
+ */
+class ConfigOtherModuleTest extends WebTestBase {
+
+  /**
+   * @var \Drupal\Core\Extension\ModuleHandler
+   */
+  protected $moduleHandler;
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Default configuration owner',
+      'description' => 'Tests default configuration provided by a module that does not own it.',
+      'group' => 'Configuration',
+    );
+  }
+
+  /**
+   * Sets up the module handler for enabling and disabling modules.
+   */
+  public function setUp() {
+    parent::setUp();
+    $this->moduleHandler = $this->container->get('module_handler');
+  }
+
+  /**
+   * Tests enabling the provider of the default configuration first.
+   */
+  public function testInstallOtherModuleFirst() {
+    $this->moduleHandler->enable(array('config_other_module_config'));
+
+    // Check that the config entity doesn't exist before the config_test module
+    // is enabled. We cannot use the entity system because the config_test
+    // entity type does not exist.
+    $config = $this->container->get('config.factory')->get('config_test.dynamic.other_module');
+    $this->assertTrue($config->isNew(), 'Default configuration for other modules is not installed if that module is not enabled.');
+
+    // Install the module that provides the entity type. This installs the
+    // default configuration.
+    $this->moduleHandler->enable(array('config_test'));
+    $this->assertTrue(entity_load('config_test', 'other_module', TRUE), 'Default configuration has been installed.');
+
+    // Uninstall the module that provides the entity type. This will remove the
+    // default configuration.
+    $this->moduleHandler->disable(array('config_test'));
+    $this->moduleHandler->uninstall(array('config_test'));
+    $config = $this->container->get('config.factory')->get('config_test.dynamic.other_module');
+    $this->assertTrue($config->isNew(), 'Default configuration for other modules is removed when the config entity provider is disabled.');
+
+    // Install the module that provides the entity type again. This installs the
+    // default configuration.
+    $this->moduleHandler->enable(array('config_test'));
+    $other_module_config_entity = entity_load('config_test', 'other_module', TRUE);
+    $this->assertTrue($other_module_config_entity, "Default configuration has been recreated.");
+
+    // Update the default configuration to test that the changes are preserved
+    // if the module that provides the default configuration is uninstalled.
+    $other_module_config_entity->set('style', "The piano ain't got no wrong notes.");
+    $other_module_config_entity->save();
+
+    // Uninstall the module that provides the default configuration.
+    $this->moduleHandler->disable(array('config_other_module_config'));
+    $this->moduleHandler->uninstall(array('config_other_module_config'));
+    $this->assertTrue(entity_load('config_test', 'other_module', TRUE), 'Default configuration for other modules is not removed when the module that provides it is uninstalled.');
+
+    // Default configuration provided by config_test should still exist.
+    $this->assertTrue(entity_load('config_test', 'dotted.default', TRUE), 'The configuration is not deleted.');
+
+    // Re-enable module to test that default config is unchanged.
+    $this->moduleHandler->enable(array('config_other_module_config'));
+    $config_entity = entity_load('config_test', 'other_module', TRUE);
+    $this->assertEqual($config_entity->get('style'), "The piano ain't got no wrong notes.", 'Re-enabling the module does not install default config over the existing config entity.');
+  }
+
+  /**
+   * Tests enabling the provider of the config entity type first.
+   */
+  public function testInstallConfigEnityModuleFirst() {
+    $this->moduleHandler->enable(array('config_test'));
+    $this->assertFalse(entity_load('config_test', 'other_module', TRUE), 'Default configuration provided by config_other_module_config does not exist.');
+
+    $this->moduleHandler->enable(array('config_other_module_config'));
+    $this->assertTrue(entity_load('config_test', 'other_module', TRUE), 'Default configuration provided by config_other_module_config has been installed.');
+  }
+
+}
diff --git a/core/modules/config/lib/Drupal/config/Tests/ConfigSchemaTest.php b/core/modules/config/lib/Drupal/config/Tests/ConfigSchemaTest.php
index e1ea9b7..652b0b4 100644
--- a/core/modules/config/lib/Drupal/config/Tests/ConfigSchemaTest.php
+++ b/core/modules/config/lib/Drupal/config/Tests/ConfigSchemaTest.php
@@ -22,7 +22,7 @@ class ConfigSchemaTest extends DrupalUnitTestBase {
    *
    * @var array
    */
-  public static $modules = array('system', 'locale', 'image', 'config_test');
+  public static $modules = array('system', 'locale', 'field', 'image', 'config_test');
 
   public static function getInfo() {
     return array(
diff --git a/core/modules/config/tests/config_other_module_config/config/config_test.dynamic.other_module.yml b/core/modules/config/tests/config_other_module_config/config/config_test.dynamic.other_module.yml
new file mode 100644
index 0000000..b144af6
--- /dev/null
+++ b/core/modules/config/tests/config_other_module_config/config/config_test.dynamic.other_module.yml
@@ -0,0 +1,8 @@
+id: other_module
+uuid: 486f9f5c-82ed-4add-a700-b0ee3af4d17d
+label: 'Other module'
+weight: '0'
+style: ''
+status: '1'
+langcode: en
+protected_property: Default
diff --git a/core/modules/config/tests/config_other_module_config/config_other_module_config.info.yml b/core/modules/config/tests/config_other_module_config/config_other_module_config.info.yml
new file mode 100644
index 0000000..0f78017
--- /dev/null
+++ b/core/modules/config/tests/config_other_module_config/config_other_module_config.info.yml
@@ -0,0 +1,6 @@
+name: 'Config other module config'
+type: module
+package: Testing
+version: VERSION
+core: 8.x
+hidden: true
diff --git a/core/modules/config/tests/config_other_module_config/config_other_module_config.module b/core/modules/config/tests/config_other_module_config/config_other_module_config.module
new file mode 100644
index 0000000..3d68fc0
--- /dev/null
+++ b/core/modules/config/tests/config_other_module_config/config_other_module_config.module
@@ -0,0 +1,6 @@
+<?php
+
+/**
+ * @file
+ * Test module which supplies a configuration entity owned by another module.
+ */
diff --git a/core/modules/filter/lib/Drupal/filter/Tests/FilterAPITest.php b/core/modules/filter/lib/Drupal/filter/Tests/FilterAPITest.php
index 5217435..0efcb30 100644
--- a/core/modules/filter/lib/Drupal/filter/Tests/FilterAPITest.php
+++ b/core/modules/filter/lib/Drupal/filter/Tests/FilterAPITest.php
@@ -205,15 +205,18 @@ function testTypedDataAPI() {
     $user = drupal_anonymous_user();
     $this->container->set('current_user', $user);
 
-    $available_values = $data->getPossibleValues();
-    $this->assertEqual($available_values, array('filtered_html', 'full_html', 'plain_text'));
-    $available_options = $data->getPossibleOptions();
     $expected_available_options = array(
       'filtered_html' => 'Filtered HTML',
       'full_html' => 'Full HTML',
+      'filter_test' => 'Test format',
       'plain_text' => 'Plain text',
     );
+
+    $available_values = $data->getPossibleValues();
+    $this->assertEqual($available_values, array_keys($expected_available_options));
+    $available_options = $data->getPossibleOptions();
     $this->assertEqual($available_options, $expected_available_options);
+
     $allowed_values = $data->getSettableValues($user);
     $this->assertEqual($allowed_values, array('plain_text'));
     $allowed_options = $data->getSettableOptions($user);
diff --git a/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php b/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php
index d3461f3..64b9722 100644
--- a/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php
+++ b/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php
@@ -20,7 +20,7 @@ class FilterUnitTest extends DrupalUnitTestBase {
    *
    * @var array
    */
-  public static $modules = array('filter');
+  public static $modules = array('system', 'filter');
 
   /**
    * @var \Drupal\filter\Plugin\FilterInterface[]