Don't throttle web views until they've been in the background for 10s

third_party/WebKit/Source/platform/scheduler/renderer/web_frame_scheduler_impl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_RENDERER_WEB_FRAME_SCHEDULER_IMPL_H_
 #define THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_RENDERER_WEB_FRAME_SCHEDULER_IMPL_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 21 matching lines @@
 class WebFrameSchedulerImpl : public WebFrameScheduler {
  public:
   WebFrameSchedulerImpl(RendererSchedulerImpl* renderer_scheduler,
                         WebViewSchedulerImpl* parent_web_view_scheduler,
                         base::trace_event::BlameContext* blame_context);
 
   ~WebFrameSchedulerImpl() override;
 
   // WebFrameScheduler implementation:
   void setFrameVisible(bool frame_visible) override;
-  void setPageVisible(bool page_visible) override;
+  void setPageThrottled(bool page_throttled) override;
   void setSuspended(bool frame_suspended) override;
   void setCrossOrigin(bool cross_origin) override;
   RefPtr<WebTaskRunner> loadingTaskRunner() override;
   RefPtr<WebTaskRunner> timerTaskRunner() override;
   RefPtr<WebTaskRunner> unthrottledTaskRunner() override;
   WebViewScheduler* webViewScheduler() override;
   void didStartLoading(unsigned long identifier) override;
   void didStopLoading(unsigned long identifier) override;
   void setDocumentParsingInBackground(bool background_parser_active) override;
   void onFirstMeaningfulPaint() override;
@@ skipping 14 matching lines @@
   scoped_refptr<TaskQueue> unthrottled_task_queue_;
   std::unique_ptr<TaskQueue::QueueEnabledVoter> loading_queue_enabled_voter_;
   std::unique_ptr<TaskQueue::QueueEnabledVoter> timer_queue_enabled_voter_;
   RefPtr<WebTaskRunnerImpl> loading_web_task_runner_;
   RefPtr<WebTaskRunnerImpl> timer_web_task_runner_;
   RefPtr<WebTaskRunnerImpl> unthrottled_web_task_runner_;
   RendererSchedulerImpl* renderer_scheduler_;        // NOT OWNED
   WebViewSchedulerImpl* parent_web_view_scheduler_;  // NOT OWNED
   base::trace_event::BlameContext* blame_context_;   // NOT OWNED
   bool frame_visible_;
-  bool page_visible_;
+  bool page_throttled_;
   bool frame_suspended_;
   bool cross_origin_;
 
   DISALLOW_COPY_AND_ASSIGN(WebFrameSchedulerImpl);
 };
 
 }  // namespace scheduler
 }  // namespace blink
 
 #endif  // THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_RENDERER_WEB_FRAME_SCHEDULER_IMPL_H_