Fix buffered range reporting for ChunkDemuxer

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 "base/bind.h"
 #include "base/callback.h"
@@ skipping 184 matching lines @@
 }
 
 TimeDelta Pipeline::GetCurrentTime_Locked() const {
   lock_.AssertAcquired();
   return clock_->Elapsed();
 }
 
 Ranges<TimeDelta> Pipeline::GetBufferedTimeRanges() {
   base::AutoLock auto_lock(lock_);
   Ranges<TimeDelta> time_ranges;
-  if (clock_->Duration() == TimeDelta() || total_bytes_ == 0)
-    return time_ranges;
   for (size_t i = 0; i < buffered_time_ranges_.size(); ++i) {
     time_ranges.Add(buffered_time_ranges_.start(i),
                     buffered_time_ranges_.end(i));
   }
+  if (clock_->Duration() == TimeDelta() || total_bytes_ == 0)
+    return time_ranges;
   for (size_t i = 0; i < buffered_byte_ranges_.size(); ++i) {
     TimeDelta start = TimeForByteOffset_Locked(buffered_byte_ranges_.start(i));
     TimeDelta end = TimeForByteOffset_Locked(buffered_byte_ranges_.end(i));
     // Cap approximated buffered time at the length of the video.
     end = std::min(end, clock_->Duration());
     time_ranges.Add(start, end);
   }
 
   return time_ranges;
 }
@@ skipping 1054 matching lines @@
 void Pipeline::StartClockIfWaitingForTimeUpdate_Locked() {
   lock_.AssertAcquired();
   if (!waiting_for_clock_update_)
     return;
 
   waiting_for_clock_update_ = false;
   clock_->Play();
 }
 
 }  // namespace media