Free (and pause) audio resources when getting a phone call

webkit/media/android/webmediaplayer_in_process_android.cc

 // Copyright (c) 2012 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.
 
 #include "webkit/media/android/webmediaplayer_in_process_android.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "media/base/android/media_player_bridge.h"
@@ skipping 91 matching lines @@
   // is completed.
   playback_completed_ = true;
   client()->timeChanged();
 }
 
 void WebMediaPlayerInProcessAndroid::SeekCompleteCallback(
     int player_id, base::TimeDelta current_time) {
   OnSeekComplete(current_time);
 }
 
+void WebMediaPlayerInProcessAndroid::MediaInterruptedCallback(int player_id) {
+  PauseInternal();
+}
+
 void WebMediaPlayerInProcessAndroid::MediaErrorCallback(int player_id,
                                                         int error_type) {
   OnMediaError(error_type);
 }
 
 void WebMediaPlayerInProcessAndroid::VideoSizeChangedCallback(
     int player_id, int width, int height) {
   OnVideoSizeChanged(width, height);
 }
 
@@ skipping 19 matching lines @@
                  base::Unretained(this)),
       base::Bind(&WebMediaPlayerInProcessAndroid::BufferingUpdateCallback,
                  base::Unretained(this)),
       base::Bind(&WebMediaPlayerInProcessAndroid::MediaPreparedCallback,
                  base::Unretained(this)),
       base::Bind(&WebMediaPlayerInProcessAndroid::PlaybackCompleteCallback,
                  base::Unretained(this)),
       base::Bind(&WebMediaPlayerInProcessAndroid::SeekCompleteCallback,
                  base::Unretained(this)),
       base::Bind(&WebMediaPlayerInProcessAndroid::TimeUpdateCallback,
+                 base::Unretained(this)),
+      base::Bind(&WebMediaPlayerInProcessAndroid::MediaInterruptedCallback,
                  base::Unretained(this))));
 
   UpdateNetworkState(WebMediaPlayer::NetworkStateLoading);
   UpdateReadyState(WebMediaPlayer::ReadyStateHaveNothing);
 
   // Calling Prepare() will cause android mediaplayer to start
   // buffering and decoding the data. On mobile devices, this costs a lot of
   // data usage and could even introduce performance issues. So we don't
   // initialize the player unless it is a local file. We will start loading
   // the media only when play/seek/fullsceen button is clicked.
   if (url.SchemeIs("file")) {
     media_player_->Prepare();
     return;
   }
 
   // Pretend everything has been loaded so that webkit can
   // still call play() and seek().
   UpdateReadyState(WebMediaPlayer::ReadyStateHaveMetadata);
   UpdateReadyState(WebMediaPlayer::ReadyStateHaveEnoughData);
 }
 
 void WebMediaPlayerInProcessAndroid::OnTimeUpdate(
     base::TimeDelta current_time) {}
 
 void WebMediaPlayerInProcessAndroid::Destroy() {}
 
 }  // namespace webkit_media