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

media/base/android/media_player_bridge.h

 // 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.
 
 #ifndef MEDIA_BASE_ANDROID_MEDIA_PLAYER_BRIDGE_H_
 #define MEDIA_BASE_ANDROID_MEDIA_PLAYER_BRIDGE_H_
 
 #include <jni.h>
 #include <map>
 #include <string>
@@ skipping 81 matching lines @@
   void OnMediaInterrupted() override;
   void OnMediaPrepared() override;
 
   // Create the corresponding Java class instance.
   virtual void CreateJavaMediaPlayerBridge();
 
   // Get allowed operations from the player.
   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();
 
   // Update allowed operations from the player.
   void UpdateAllowedOperations();
 
   // Callback function passed to |resource_getter_|. Called when the cookies
   // are retrieved.
   void OnCookiesRetrieved(const std::string& cookies);
@@ skipping 64 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<MediaPlayerBridge> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaPlayerBridge);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_ANDROID_MEDIA_PLAYER_BRIDGE_H_