Fold RestartLoadingTask() into ReadCallback() as the method is called on the render thread.

webkit/media/buffered_data_source.h

Index: webkit/media/buffered_data_source.h
diff --git a/webkit/media/buffered_data_source.h b/webkit/media/buffered_data_source.h
index 206d6b1ae7874418eeaffd6b9ae7d301427750a1..26d197b7b4ef756205c21b5fc80ca7a1cf43c1ac 100644
--- a/webkit/media/buffered_data_source.h
+++ b/webkit/media/buffered_data_source.h
@@ -85,14 +85,11 @@ class BufferedDataSource : public media::DataSource {
   // Task posted to perform actual reading on the render thread.
   void ReadTask(int64 position, int read_size, uint8* read_buffer);
 
-  // Task posted when Stop() is called. Stops |watch_dog_timer_| and
-  // |loader_|, reset Read() variables, and set |stopped_on_render_loop_|
-  // to signal any remaining tasks to stop.
+  // Task posted when Stop() is called. Stops |loader_|, resets Read()
+  // variables, and sets |stopped_on_render_loop_| to signal any remaining
+  // tasks to stop.
   void CleanupTask();
 
-  // Restart resource loading on render thread.
-  void RestartLoadingTask();
-
   // This task uses the current playback rate with the previous playback rate
   // to determine whether we are going from pause to play and play to pause,
   // and signals the buffered resource loader accordingly.