Prevent seeking when Android MediaPlayer reports that it's not possible.

media/base/android/media_player_bridge.h

Index: media/base/android/media_player_bridge.h
diff --git a/media/base/android/media_player_bridge.h b/media/base/android/media_player_bridge.h
index 291aa97959dbfa7dd4136cd6db5d7422bbbdeea7..53d3eadcb78c804b338e6b15f55c0d73ebba185c 100644
--- a/media/base/android/media_player_bridge.h
+++ b/media/base/android/media_player_bridge.h
@@ -99,13 +99,17 @@ class MEDIA_EXPORT MediaPlayerBridge : public MediaPlayerAndroid {
   virtual base::android::ScopedJavaLocalRef<jobject> GetAllowedOperations();
 
  private:
+  friend class MediaPlayerBridgeTest;
+
   // Set the data source for the media player.
   void SetDataSource(const std::string& url);
 
   // Functions that implements media player control.
   void StartInternal();
   void PauseInternal();
-  void SeekInternal(base::TimeDelta time);
+
+  // Returns true if the Java MediaPlayerBridge's seekTo method is called
+  bool SeekInternal(base::TimeDelta current_time, base::TimeDelta time);
 
   // Called when |time_update_timer_| fires.
   void OnTimeUpdateTimerFired();