Cancel pending seek in ChunkDemuxer when a new seek occurs

webkit/media/webmediaplayer_impl.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 "webkit/media/webmediaplayer_impl.h"
 
 #include <limits>
 #include <string>
 #include <vector>
 
@@ skipping 300 matching lines @@
   DCHECK_EQ(main_loop_, MessageLoop::current());
   return true;
 }
 
 void WebMediaPlayerImpl::seek(float seconds) {
   DCHECK_EQ(main_loop_, MessageLoop::current());
 
   if (seeking_) {
     pending_seek_ = true;
     pending_seek_seconds_ = seconds;
+    proxy_->DemuxerCancelPendingSeek();
     return;
   }
 
   media_log_->AddEvent(media_log_->CreateSeekEvent(seconds));
 
   base::TimeDelta seek_time = ConvertSecondsToTimestamp(seconds);
 
   // Update our paused time.
   if (paused_)
     paused_time_ = seek_time;
@@ skipping 699 matching lines @@
   return audio_source_provider_;
 }
 
 void WebMediaPlayerImpl::IncrementExternallyAllocatedMemory() {
   DCHECK_EQ(main_loop_, MessageLoop::current());
   incremented_externally_allocated_memory_ = true;
   v8::V8::AdjustAmountOfExternalAllocatedMemory(kPlayerExtraMemory);
 }
 
 }  // namespace webkit_media