Fix MSE GC, make it less aggressive, more spec-compliant

media/test/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 "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "build/build_config.h"
@@ skipping 457 matching lines @@
                   const std::string& mimetype,
                   int initial_append_size)
       : current_position_(0),
         initial_append_size_(initial_append_size),
         mimetype_(mimetype),
         chunk_demuxer_(new ChunkDemuxer(
             base::Bind(&MockMediaSource::DemuxerOpened, base::Unretained(this)),
             base::Bind(&MockMediaSource::OnEncryptedMediaInitData,
                        base::Unretained(this)),
             LogCB(),
+            ChunkDemuxer::GetMediaTimeCB(),
             scoped_refptr<MediaLog>(new MediaLog()),
             true)),
         owned_chunk_demuxer_(chunk_demuxer_) {
     file_data_ = ReadTestDataFile(filename);
 
     if (initial_append_size_ == kAppendWholeFile)
       initial_append_size_ = file_data_->data_size();
 
     DCHECK_GT(initial_append_size_, 0);
     DCHECK_LE(initial_append_size_, file_data_->data_size());
@@ skipping 1249 matching lines @@
 
 TEST_F(PipelineIntegrationTest, BasicPlaybackPositiveStartTime) {
   ASSERT_EQ(PIPELINE_OK, Start("nonzero-start-time.webm"));
   Play();
   ASSERT_TRUE(WaitUntilOnEnded());
   ASSERT_EQ(base::TimeDelta::FromMicroseconds(396000),
             demuxer_->GetStartTime());
 }
 
 }  // namespace media