Update WebMClusterParser to compute durations for all StreamParserBuffers.

media/filters/pipeline_integration_test.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/filters/pipeline_integration_test_base.h"
 
 #include "base/bind.h"
 #include "media/base/test_data_util.h"
 #include "media/filters/chunk_demuxer_client.h"
 
@@ skipping 208 matching lines @@
 
   // Make sure seeking after reaching the end works as expected.
   ASSERT_TRUE(Seek(seek_time));
   EXPECT_GE(pipeline_->GetCurrentTime(), seek_time);
   ASSERT_TRUE(WaitUntilOnEnded());
 }
 
 // Verify audio decoder & renderer can handle aborted demuxer reads.
 TEST_F(PipelineIntegrationTest, ChunkDemuxerAbortRead_AudioOnly) {
   ASSERT_TRUE(TestSeekDuringRead("bear-320x240-audio-only.webm", 8192,
-                                 base::TimeDelta::FromMilliseconds(477),
+                                 base::TimeDelta::FromMilliseconds(464),
                                  base::TimeDelta::FromMilliseconds(617),
                                  0x10CA, 19730));
 }
 
 // Verify video decoder & renderer can handle aborted demuxer reads.
 TEST_F(PipelineIntegrationTest, ChunkDemuxerAbortRead_VideoOnly) {
   ASSERT_TRUE(TestSeekDuringRead("bear-320x240-video-only.webm", 32768,
                                  base::TimeDelta::FromMilliseconds(200),
                                  base::TimeDelta::FromMilliseconds(1668),
                                  0x1C896, 65536));
 }
 
 }  // namespace media