Log BufferedResourceLoader events to MediaLog.

webkit/glue/media/buffered_data_source.h

 // Copyright (c) 2011 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 WEBKIT_GLUE_MEDIA_BUFFERED_DATA_SOURCE_H_
 #define WEBKIT_GLUE_MEDIA_BUFFERED_DATA_SOURCE_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "media/base/filter_factories.h"
 #include "media/base/filters.h"
 #include "webkit/glue/media/buffered_resource_loader.h"
 
+namespace media {
+class MediaLog;
+}
+
 namespace webkit_glue {
 
 class BufferedDataSource : public WebDataSource {
  public:
   // Creates a DataSourceFactory for building BufferedDataSource objects.
   static media::DataSourceFactory* CreateFactory(
       MessageLoop* render_loop,
       WebKit::WebFrame* frame,
+      media::MediaLog* media_log,
       WebDataSourceBuildObserverHack* build_observer);
 
   BufferedDataSource(MessageLoop* render_loop,
-                     WebKit::WebFrame* frame);
+                     WebKit::WebFrame* frame,
+                     media::MediaLog* media_log);
 
   virtual ~BufferedDataSource();
 
   // media::Filter implementation.
   virtual void set_host(media::FilterHost* host);
   virtual void Stop(media::FilterCallback* callback);
   virtual void SetPlaybackRate(float playback_rate);
 
   // media::DataSource implementation.
   // Called from demuxer thread.
@@ skipping 156 matching lines @@
   // element.
   media::Preload preload_;
 
   // Keeps track of whether we used a Range header in the initialization
   // request.
   bool using_range_request_;
 
   // Number of cache miss retries left.
   int cache_miss_retries_left_;
 
+  scoped_refptr<media::MediaLog> media_log_;
+
   DISALLOW_COPY_AND_ASSIGN(BufferedDataSource);
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_MEDIA_BUFFERED_DATA_SOURCE_H_