88 files declare their use of Response

BanSubscriber.php in drupal/core/modules/ban/lib/Drupal/ban/EventSubscriber/BanSubscriber.php
Definition of Drupal\ban\EventSubscriber\BanSubscriber.
bootstrap.inc in drupal/core/includes/bootstrap.inc
Functions that need to be loaded on every Drupal request.
Client.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Client.php
ClientTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/ClientTest.php
common.inc in drupal/core/includes/common.inc
Common functions that many Drupal modules will need to reference.
ConfigDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/ConfigDataCollector.php
ConfigDataCollectorTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DataCollector/ConfigDataCollectorTest.php
ContainerAwareHttpKernel.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DependencyInjection/ContainerAwareHttpKernel.php
ContainerAwareHttpKernelTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DependencyInjection/ContainerAwareHttpKernelTest.php
CronController.php in drupal/core/modules/system/lib/Drupal/system/CronController.php
Definition of Drupal\system\CronController.
DataCollectorInterface.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/DataCollectorInterface.php
errors.inc in drupal/core/includes/errors.inc
Functions for error handling.
Esi.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/Esi.php
EsiFragmentRenderer.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Fragment/EsiFragmentRenderer.php
EsiListener.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/EventListener/EsiListener.php
EsiListenerTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/EventListener/EsiListenerTest.php
EsiResponseCacheStrategy.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/EsiResponseCacheStrategy.php
EsiResponseCacheStrategyInterface.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/EsiResponseCacheStrategyInterface.php
EsiTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/HttpCache/EsiTest.php
EventDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/EventDataCollector.php
ExceptionController.php in drupal/core/lib/Drupal/Core/Controller/ExceptionController.php
Contains \Drupal\Core\Controller\ExceptionController.
ExceptionDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/ExceptionDataCollector.php
ExceptionDataCollectorTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DataCollector/ExceptionDataCollectorTest.php
ExceptionHandler.php in drupal/core/vendor/symfony/debug/Symfony/Component/Debug/ExceptionHandler.php
ExceptionListenerTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/EventListener/ExceptionListenerTest.php
Feed.php in drupal/core/modules/views/lib/Drupal/views/Plugin/views/display/Feed.php
Contains \Drupal\views\Plugin\views\display\Feed.
FilterResponseEvent.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Event/FilterResponseEvent.php
FragmentHandler.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Fragment/FragmentHandler.php
FragmentHandlerTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/Fragment/FragmentHandlerTest.php
GetResponseEvent.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Event/GetResponseEvent.php
HIncludeFragmentRenderer.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Fragment/HIncludeFragmentRenderer.php
HtmlFormController.php in drupal/core/lib/Drupal/Core/Controller/HtmlFormController.php
Contains \Drupal\Core\Controller\HtmlFormController.
HtmlPageController.php in drupal/core/lib/Drupal/Core/Controller/HtmlPageController.php
Contains \Drupal\Core\Controller\HtmlPageController.
HttpCache.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php
HttpCacheTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/HttpCache/HttpCacheTest.php
HttpKernel.php in drupal/core/lib/Drupal/Core/HttpKernel.php
Definition of Drupal\Core\HttpKernel.
HttpKernel.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpKernel.php
HttpKernelInterface.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpKernelInterface.php
HttpKernelTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/HttpKernelTest.php
image.module in drupal/core/modules/image/image.module
Exposes global functionality for creating image styles.
InlineFragmentRenderer.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Fragment/InlineFragmentRenderer.php
InlineFragmentRendererTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/Fragment/InlineFragmentRendererTest.php
install.core.inc in drupal/core/includes/install.core.inc
API functions for installing Drupal.
Kernel.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Kernel.php
KernelTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/KernelTest.php
LoggerDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/LoggerDataCollector.php
LoggerDataCollectorTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DataCollector/LoggerDataCollectorTest.php
MaintenanceModeSubscriber.php in drupal/core/lib/Drupal/Core/EventSubscriber/MaintenanceModeSubscriber.php
Contains \Drupal\Core\EventSubscriber\MaintenanceModeSubscriber.
MemoryDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/MemoryDataCollector.php
MemoryDataCollectorTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DataCollector/MemoryDataCollectorTest.php
MongoDbProfilerStorageTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/Profiler/MongoDbProfilerStorageTest.php
node.module in drupal/core/modules/node/node.module
The core module that allows content to be submitted to the site.
overlay.module in drupal/core/modules/overlay/overlay.module
Displays the Drupal administration interface in an overlay.
PostResponseEvent.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Event/PostResponseEvent.php
Profiler.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Profiler/Profiler.php
ProfilerTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/Profiler/ProfilerTest.php
RequestDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/RequestDataCollector.php
RequestDataCollectorTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DataCollector/RequestDataCollectorTest.php
RequestHandler.php in drupal/core/modules/rest/lib/Drupal/rest/RequestHandler.php
Definition of Drupal\rest\RequestHandler.
ResourceResponse.php in drupal/core/modules/rest/lib/Drupal/rest/ResourceResponse.php
Definition of Drupal\rest\ResourceResponse.
ResponseListenerTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/EventListener/ResponseListenerTest.php
ResponseTest.php in drupal/core/vendor/symfony/http-foundation/Symfony/Component/HttpFoundation/Tests/ResponseTest.php
RestExport.php in drupal/core/modules/rest/lib/Drupal/rest/Plugin/views/display/RestExport.php
Contains \Drupal\rest\Plugin\views\display\RestExport.
RouterDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/RouterDataCollector.php
ServiceDestructionTest.php in drupal/core/modules/system/lib/Drupal/system/Tests/DrupalKernel/ServiceDestructionTest.php
Contains \Drupal\system\Tests\DrupalKernel\ServiceDestructionTest.
Store.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/Store.php
StoreInterface.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/StoreInterface.php
StoreTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/HttpCache/StoreTest.php
system.admin.inc in drupal/core/modules/system/system.admin.inc
Admin page callbacks for the system module.
system.module in drupal/core/modules/system/system.module
Configuration system that lets administrators modify the workings of the site.
SystemInfoController.php in drupal/core/modules/system/lib/Drupal/system/Controller/SystemInfoController.php
Contains \Drupal\system\Controller\SystemInfoController.
TerminableInterface.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/TerminableInterface.php
TestController.php in drupal/core/tests/Drupal/Tests/Core/Controller/TestController.php
Contains \Drupal\Tests\Core\Controller\TestController.
TestControllers.php in drupal/core/modules/system/tests/modules/router_test/lib/Drupal/router_test/TestControllers.php
Definition of Drupal\router_test\TestControllers.
TestHttpKernel.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/TestHttpKernel.php
TestHttpKernel.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/HttpCache/TestHttpKernel.php
TestMultipleHttpKernel.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/HttpCache/TestMultipleHttpKernel.php
TimeDataCollector.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/DataCollector/TimeDataCollector.php
TimeDataCollectorTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/DataCollector/TimeDataCollectorTest.php
toolbar.module in drupal/core/modules/toolbar/toolbar.module
Administration toolbar for quick access to top level administration items.
TraceableEventDispatcherTest.php in drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/Tests/Debug/TraceableEventDispatcherTest.php
update.php in drupal/core/update.php
Administrative page for handling updates from one Drupal version to another.
update_test.module in drupal/core/modules/update/tests/modules/update_test/update_test.module
Module for testing Update Manager functionality.
ViewExecutable.php in drupal/core/modules/views/lib/Drupal/views/ViewExecutable.php
Definition of Drupal\views\ViewExecutable.
ViewExecutableTest.php in drupal/core/modules/views/lib/Drupal/views/Tests/ViewExecutableTest.php
Contains \Drupal\views\Tests\ViewExecutableTest.
ViewPageControllerTest.php in drupal/core/modules/views/lib/Drupal/views/Tests/ViewPageControllerTest.php
Contains \Drupal\views\Tests\ViewPageControllerTest.
ViewSubscriber.php in drupal/core/lib/Drupal/Core/EventSubscriber/ViewSubscriber.php
Definition of Drupal\Core\EventSubscriber\ViewSubscriber.
xmlrpc.server.inc in drupal/core/modules/xmlrpc/xmlrpc.server.inc
Page callback file for the xmlrpc module.