Fix buffered range updates in media::Pipeline

media/base/pipeline.cc

 // 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.
 
 #include "media/base/pipeline.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 489 matching lines @@
     // NOTE: pipeline may be deleted at this point in time as a result of
     // executing |stop_cb_|.
     return;
   }
   if (!error_cb_.is_null()) {
     DCHECK_NE(status_, PIPELINE_OK);
     base::ResetAndReturn(&error_cb_).Run(status_);
   }
 }
 
-void Pipeline::AddBufferedTimeRange(TimeDelta start, TimeDelta end) {
+void Pipeline::OnBufferedTimeRangesChanged(
+    const Ranges<base::TimeDelta>& ranges) {
   DCHECK(IsRunning());
   base::AutoLock auto_lock(lock_);
-  buffered_time_ranges_.Add(start, end);
+  buffered_time_ranges_ = ranges;
   did_loading_progress_ = true;
 }
 
 // Called from any thread.
 void Pipeline::OnUpdateStatistics(const PipelineStatistics& stats_delta) {
   base::AutoLock auto_lock(lock_);
   statistics_.audio_bytes_decoded += stats_delta.audio_bytes_decoded;
   statistics_.video_bytes_decoded += stats_delta.video_bytes_decoded;
   statistics_.video_frames_decoded += stats_delta.video_frames_decoded;
   statistics_.video_frames_dropped += stats_delta.video_frames_dropped;
@@ skipping 339 matching lines @@
   metadata_cb_.Run(metadata);
 }
 
 void Pipeline::BufferingStateChanged(BufferingState new_buffering_state) {
   DVLOG(1) << __FUNCTION__ << "(" << new_buffering_state << ") ";
   DCHECK(task_runner_->BelongsToCurrentThread());
   buffering_state_cb_.Run(new_buffering_state);
 }
 
 }  // namespace media