[Autoplay] Add more rappor metrics for autoplay in cross-origin iframes

third_party/WebKit/Source/core/html/AutoplayUmaHelper.h

 // Copyright 2016 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 AutoplayUmaHelper_h
 #define AutoplayUmaHelper_h
 
 #include "core/CoreExport.h"
 #include "core/dom/ContextLifecycleObserver.h"
 #include "core/events/EventListener.h"
@@ skipping 68 matching lines @@
  private:
   friend class MockAutoplayUmaHelper;
 
   explicit AutoplayUmaHelper(HTMLMediaElement*);
   void handleEvent(ExecutionContext*, Event*) override;
   void handlePlayingEvent();
   void handlePauseEvent();
   virtual void handleContextDestroyed();  // Make virtual for testing.
 
   void maybeUnregisterContextDestroyedObserver();
+  void maybeUnregisterMediaElementPauseListener();
 
   void maybeStartRecordingMutedVideoPlayMethodBecomeVisible();
   void maybeStopRecordingMutedVideoPlayMethodBecomeVisible(bool isVisible);
 
   void maybeStartRecordingMutedVideoOffscreenDuration();
   void maybeStopRecordingMutedVideoOffscreenDuration();
 
+  void maybeRecordUserPausedAutoplayingCrossOriginVideo();
+
   void onVisibilityChangedForMutedVideoOffscreenDuration(bool isVisibile);
   void onVisibilityChangedForMutedVideoPlayMethodBecomeVisible(bool isVisible);
 
   bool shouldListenToContextDestroyed() const;
+  bool shouldRecordUserPausedAutoplayingCrossOriginVideo() const;
 
   // The autoplay source. Use AutoplaySource::NumberOfSources for invalid
   // source.
   AutoplaySource m_source;
   // The media element this UMA helper is attached to. |m_element| owns |this|.
   Member<HTMLMediaElement> m_element;
 
   // The observer is used to observe whether a muted video autoplaying by play()
   // method become visible at some point.
   // The UMA is pending for recording as long as this observer is non-null.
   Member<ElementVisibilityObserver> m_mutedVideoPlayMethodVisibilityObserver;
 
   // -----------------------------------------------------------------------
   // Variables used for recording the duration of autoplay muted video playing
   // offscreen.  The variables are valid when
   // |m_autoplayOffscrenVisibilityObserver| is non-null.
   // The recording stops whenever the playback pauses or the page is unloaded.
 
   // The starting time of autoplaying muted video.
   int64_t m_mutedVideoAutoplayOffscreenStartTimeMS;
 
   // The duration an autoplaying muted video has been in offscreen.
   int64_t m_mutedVideoAutoplayOffscreenDurationMS;
 
   // Whether an autoplaying muted video is visible.
   bool m_isVisible;
 
   std::set<CrossOriginAutoplayResult> m_recordedCrossOriginAutoplayResults;
 
+  // Whether the UMA helper has recorded user pausing a cross-origin video.
+  bool m_hasRecordedUserPausedAutoplayingCrossOriginVideo;
+
   // The observer is used to observer an autoplaying muted video changing it's
   // visibility, which is used for offscreen duration UMA.  The UMA is pending
   // for recording as long as this observer is non-null.
   Member<ElementVisibilityObserver>
       m_mutedVideoOffscreenDurationVisibilityObserver;
 };
 
 }  // namespace blink
 
 #endif  // AutoplayUmaHelper_h