12 files declare their use of HtmlResponse in Drupal 9
- BigPipe.php in core/
modules/ big_pipe/ src/ Render/ BigPipe.php - BigPipeResponse.php in core/
modules/ big_pipe/ src/ Render/ BigPipeResponse.php - BigPipeResponseAttachmentsProcessor.php in core/
modules/ big_pipe/ src/ Render/ BigPipeResponseAttachmentsProcessor.php - BigPipeResponseAttachmentsProcessorTest.php in core/
modules/ big_pipe/ tests/ src/ Unit/ Render/ BigPipeResponseAttachmentsProcessorTest.php - BigPipeTestSubscriber.php in core/
modules/ big_pipe/ tests/ modules/ big_pipe_test/ src/ EventSubscriber/ BigPipeTestSubscriber.php - CustomPageExceptionHtmlSubscriberTest.php in core/
tests/ Drupal/ Tests/ Core/ EventSubscriber/ CustomPageExceptionHtmlSubscriberTest.php - HtmlRenderer.php in core/
lib/ Drupal/ Core/ Render/ MainContent/ HtmlRenderer.php - HtmlResponseBigPipeSubscriber.php in core/
modules/ big_pipe/ src/ EventSubscriber/ HtmlResponseBigPipeSubscriber.php - HtmlResponsePlaceholderStrategySubscriber.php in core/
lib/ Drupal/ Core/ EventSubscriber/ HtmlResponsePlaceholderStrategySubscriber.php - HtmlResponseSubscriber.php in core/
lib/ Drupal/ Core/ EventSubscriber/ HtmlResponseSubscriber.php - ManyPlaceholderTest.php in core/
modules/ big_pipe/ tests/ src/ Unit/ Render/ ManyPlaceholderTest.php - OEmbedIframeController.php in core/
modules/ media/ src/ Controller/ OEmbedIframeController.php