Log MediaSource parsing errors to the MediaLog so they can appear in chrome:media-internals.

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 "base/string_util.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/decryptor_client.h"
@@ skipping 26 matching lines @@
 class MockMediaSource {
  public:
   MockMediaSource(const std::string& filename, const std::string& mimetype,
                   int initial_append_size)
       : file_path_(GetTestDataFilePath(filename)),
         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::DemuxerNeedKey, base::Unretained(this)));
+        base::Bind(&MockMediaSource::DemuxerNeedKey, base::Unretained(this)),
+        LogCB());
 
     file_data_ = ReadTestDataFile(filename);
 
     if (initial_append_size_ == kAppendWholeFile)
       initial_append_size_ = file_data_->GetDataSize();
 
     DCHECK_GT(initial_append_size_, 0);
     DCHECK_LE(initial_append_size_, file_data_->GetDataSize());
   }
 
@@ skipping 382 matching lines @@
 // Verify video decoder & renderer can handle aborted demuxer reads.
 TEST_F(PipelineIntegrationTest, ChunkDemuxerAbortRead_VideoOnly) {
   ASSERT_TRUE(TestSeekDuringRead("bear-320x240-video-only.webm", kVideoOnlyWebM,
                                  32768,
                                  base::TimeDelta::FromMilliseconds(200),
                                  base::TimeDelta::FromMilliseconds(1668),
                                  0x1C896, 65536));
 }
 
 }  // namespace media