Convert MediaLog from being ref counted to owned by WebMediaPlayer.

media/formats/common/stream_parser_test_base.cc

 // Copyright 2014 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/formats/common/stream_parser_test_base.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 26 matching lines @@
     std::unique_ptr<StreamParser> stream_parser)
     : parser_(std::move(stream_parser)) {
   parser_->Init(
       base::Bind(&StreamParserTestBase::OnInitDone, base::Unretained(this)),
       base::Bind(&StreamParserTestBase::OnNewConfig, base::Unretained(this)),
       base::Bind(&StreamParserTestBase::OnNewBuffers, base::Unretained(this)),
       true,
       base::Bind(&StreamParserTestBase::OnKeyNeeded, base::Unretained(this)),
       base::Bind(&StreamParserTestBase::OnNewSegment, base::Unretained(this)),
       base::Bind(&StreamParserTestBase::OnEndOfSegment, base::Unretained(this)),
-      new MediaLog());
+      &media_log_);
 }
 
 StreamParserTestBase::~StreamParserTestBase() {}
 
 std::string StreamParserTestBase::ParseFile(const std::string& filename,
                                             int append_bytes) {
   results_stream_.clear();
   scoped_refptr<DecoderBuffer> buffer = ReadTestDataFile(filename);
   EXPECT_TRUE(
       AppendDataInPieces(buffer->data(), buffer->data_size(), append_bytes));
@@ skipping 70 matching lines @@
   DVLOG(1) << __func__;
   results_stream_ << "NewSegment";
 }
 
 void StreamParserTestBase::OnEndOfSegment() {
   DVLOG(1) << __func__;
   results_stream_ << "EndOfSegment";
 }
 
 }  // namespace media