Expand suspension of idle media players to all platforms.

media/blink/webmediaplayer_impl.h

 // Copyright 2013 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 MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_
 #define MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 150 matching lines @@
   blink::WebAudioSourceProvider* audioSourceProvider() override;
 
   void setContentDecryptionModule(
       blink::WebContentDecryptionModule* cdm,
       blink::WebContentDecryptionModuleResult result) override;
 
   void enteredFullscreen() override;
   void exitedFullscreen() override;
 
   // WebMediaPlayerDelegate::Observer implementation.
-  void OnHidden(bool must_suspend) override;
+  void OnHidden() override;
   void OnShown() override;
+  void OnSuspendRequested(bool must_suspend) override;
   void OnPlay() override;
   void OnPause() override;
   void OnVolumeMultiplierUpdate(double multiplier) override;
 
 #if defined(OS_ANDROID)  // WMPI_CAST
   bool isRemote() const override;
   void requestRemotePlayback() override;
   void requestRemotePlaybackControl() override;
 
   void SetMediaPlayerManager(
@@ skipping 95 matching lines @@
   void NotifyPlaybackStarted();
   void NotifyPlaybackPaused();
 
   // Called at low frequency to tell external observers how much memory we're
   // using for video playback.  Called by |memory_usage_reporting_timer_|.
   // Memory usage reporting is done in two steps, because |demuxer_| must be
   // accessed on the media thread.
   void ReportMemoryUsage();
   void FinishMemoryUsageReport(int64_t demuxer_memory_usage);
 
+  // Indicates if automatic resumption of a suspended playback is allowed.
+  bool IsAutomaticResumeAllowed();
+
   blink::WebLocalFrame* frame_;
 
   // TODO(hclam): get rid of these members and read from the pipeline directly.
   blink::WebMediaPlayer::NetworkState network_state_;
   blink::WebMediaPlayer::ReadyState ready_state_;
 
   // Preload state for when |data_source_| is created after setPreload().
   BufferedDataSource::Preload preload_;
 
   // Buffering strategy for when |data_source_| is created after
@@ skipping 137 matching lines @@
   // started; prevents us from spuriously logging errors that are transient or
   // unimportant.
   bool suppress_destruction_errors_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_