Update media duration if data is appended after the previous duration

media/base/pipeline.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_PIPELINE_H_
 #define MEDIA_BASE_PIPELINE_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
@@ skipping 271 matching lines @@
   // Returns true if the given state is one that transitions to a new state
   // after iterating through each filter.
   static bool TransientState(State state);
 
   // Given the current state, returns the next state.
   State FindNextState(State current);
 
   // DataSourceHost (by way of DemuxerHost) implementation.
   virtual void SetTotalBytes(int64 total_bytes) OVERRIDE;
   virtual void AddBufferedByteRange(int64 start, int64 end) OVERRIDE;
-  virtual void AddBufferedTimeRange(base::TimeDelta start,
-                                    base::TimeDelta end) OVERRIDE;
 
   // DemuxerHost implementaion.
   virtual void SetDuration(base::TimeDelta duration) OVERRIDE;
   virtual void OnDemuxerError(PipelineStatus error) OVERRIDE;
+  virtual void AddBufferedTimeRange(base::TimeDelta start,

[acolwell GONE FROM CHROMIUM, 2012/07/30 21:37:45]

nit: Revert this too?

[vrk (LEFT CHROMIUM), 2012/07/31 22:39:01]

Done.

+                                    base::TimeDelta end) OVERRIDE;
 
   // Initiates teardown sequence in response to a runtime error.
   //
   // Safe to call from any thread.
   void SetError(PipelineStatus error);
 
   // Callback executed when the natural size of the video has changed.
   void OnNaturalVideoSizeChanged(const gfx::Size& size);
 
   // Callback executed when either of the renderers have ended.
@@ skipping 254 matching lines @@
   // Time of pipeline creation; is non-zero only until the pipeline first
   // reaches "kStarted", at which point it is used & zeroed out.
   base::Time creation_time_;
 
   DISALLOW_COPY_AND_ASSIGN(Pipeline);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_PIPELINE_H_