55 files declare their use of RouteCollection

AccessManager.php in drupal/core/lib/Drupal/Core/Access/AccessManager.php
Contains Drupal\Core\Access\AccessManager.
AccessManagerTest.php in drupal/core/tests/Drupal/Tests/Core/Access/AccessManagerTest.php
Contains \Drupal\Tests\Core\Access\AccessManagerTest.
AnnotationClassLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/AnnotationClassLoader.php
AnnotationDirectoryLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/AnnotationDirectoryLoader.php
AnnotationFileLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/AnnotationFileLoader.php
ApacheMatcherDumperTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Matcher/Dumper/ApacheMatcherDumperTest.php
ApacheUrlMatcherTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Matcher/ApacheUrlMatcherTest.php
ChainRouter.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/ChainRouter.php
ChainRouterTest.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/Tests/Routing/ChainRouterTest.php
ClosureLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/ClosureLoader.php
ClosureLoaderTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Loader/ClosureLoaderTest.php
ContentAwareGenerator.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/ContentAwareGenerator.php
DisplayPageTest.php in drupal/core/modules/views/lib/Drupal/views/Tests/Plugin/DisplayPageTest.php
Contains \Drupal\views\Tests\Plugin\DisplayPageTest.
DisplayRouterInterface.php in drupal/core/modules/views/lib/Drupal/views/Plugin/views/display/DisplayRouterInterface.php
Contains \Drupal\views\Plugin\views\display\DisplayRouterInterface.
DynamicRouter.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/DynamicRouter.php
DynamicRouterTest.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/Tests/Routing/DynamicRouterTest.php
FinalMatcherInterface.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/NestedMatcher/FinalMatcherInterface.php
GeneratorDumper.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Generator/Dumper/GeneratorDumper.php
GeneratorDumperInterface.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Generator/Dumper/GeneratorDumperInterface.php
MatcherDumper.php in drupal/core/lib/Drupal/Core/Routing/MatcherDumper.php
Definition of Drupal\Core\Routing\MatcherDumper.
MatcherDumper.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Matcher/Dumper/MatcherDumper.php
MatcherDumperTest.php in drupal/core/modules/system/lib/Drupal/system/Tests/Routing/MatcherDumperTest.php
Definition of Drupal\system\Tests\Routing\UrlMatcherDumperTest.
MimeTypeMatcher.php in drupal/core/lib/Drupal/Core/Routing/MimeTypeMatcher.php
Contains Drupal\Core\Routing\MimeTypeMatcher.
MockRouteProvider.php in drupal/core/modules/system/lib/Drupal/system/Tests/Routing/MockRouteProvider.php
Contains Drupal\system\Tests\Routing\MockRouteProvider.
NestedMatcherTest.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/Tests/NestedMatcher/NestedMatcherTest.php
PathPluginBase.php in drupal/core/modules/views/lib/Drupal/views/Plugin/views/display/PathPluginBase.php
Contains \Drupal\views\Plugin\views\display\PathPluginBase.
PhpFileLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/PhpFileLoader.php
PhpGeneratorDumperTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Generator/Dumper/PhpGeneratorDumperTest.php
PhpMatcherDumper.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Matcher/Dumper/PhpMatcherDumper.php
PhpMatcherDumperTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Matcher/Dumper/PhpMatcherDumperTest.php
RedirectableUrlMatcherTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Matcher/RedirectableUrlMatcherTest.php
ResourceBase.php in drupal/core/modules/rest/lib/Drupal/rest/Plugin/ResourceBase.php
Definition of Drupal\rest\Plugin\ResourceBase.
RestExport.php in drupal/core/modules/rest/lib/Drupal/rest/Plugin/views/display/RestExport.php
Contains \Drupal\rest\Plugin\views\display\RestExport.
RoleAccessCheckTest.php in drupal/core/tests/Drupal/Tests/Core/Route/RoleAccessCheckTest.php
Contains \Drupal\Tests\Core\Route\RoleAccessCheckTest.
RouteBuilder.php in drupal/core/lib/Drupal/Core/Routing/RouteBuilder.php
Definition of Drupal\Core\Routing\RouteBuilder.
RouteBuildEvent.php in drupal/core/lib/Drupal/Core/Routing/RouteBuildEvent.php
Definition of Drupal\Core\Routing\RouteBuildEvent.
RouteCollectionTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/RouteCollectionTest.php
RouteFilterInterface.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/NestedMatcher/RouteFilterInterface.php
RouteProvider.php in drupal/core/lib/Drupal/Core/Routing/RouteProvider.php
Contains Drupal\Core\Routing\RouteProvider.
RouteProviderTest.php in drupal/core/modules/system/lib/Drupal/system/Tests/Routing/RouteProviderTest.php
Contains Drupal\system\Tests\Routing\RouteProviderTest.
RoutingFixtures.php in drupal/core/modules/system/lib/Drupal/system/Tests/Routing/RoutingFixtures.php
TraceableUrlMatcher.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Matcher/TraceableUrlMatcher.php
TraceableUrlMatcherTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Matcher/TraceableUrlMatcherTest.php
TreeAccessTest.php in drupal/core/modules/system/lib/Drupal/system/Tests/Menu/TreeAccessTest.php
Contains \Drupal\system\Tests\Menu\TreeAccessTest.
UrlGenerator.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Generator/UrlGenerator.php
UrlGeneratorTest.php in drupal/core/tests/Drupal/Tests/Core/Routing/UrlGeneratorTest.php
Contains Drupal\Tests\Core\Routing\UrlGeneratorTest.
UrlGeneratorTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Generator/UrlGeneratorTest.php
UrlMatcher.php in drupal/core/lib/Drupal/Core/Routing/UrlMatcher.php
Contains Drupal\Core\Routing\UrlMatcher.
UrlMatcher.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Matcher/UrlMatcher.php
UrlMatcher.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/NestedMatcher/UrlMatcher.php
UrlMatcherTest.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Matcher/UrlMatcherTest.php
UrlMatcherTest.php in drupal/core/vendor/symfony-cmf/routing/Symfony/Cmf/Component/Routing/Tests/NestedMatcher/UrlMatcherTest.php
validpattern.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Tests/Fixtures/validpattern.php
XmlFileLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/XmlFileLoader.php
YamlFileLoader.php in drupal/core/vendor/symfony/routing/Symfony/Component/Routing/Loader/YamlFileLoader.php