Convert MediaLog from being ref counted to owned by WebMediaPlayer.

media/filters/decrypting_audio_decoder_unittest.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 <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 39 matching lines @@
       std::string(reinterpret_cast<const char*>(kFakeIv), arraysize(kFakeIv)),
       std::vector<SubsampleEntry>())));
   return buffer;
 }
 
 class DecryptingAudioDecoderTest : public testing::Test {
  public:
   DecryptingAudioDecoderTest()
       : decoder_(new DecryptingAudioDecoder(
             message_loop_.task_runner(),
-            new MediaLog(),
+            &media_log_,
             base::Bind(&DecryptingAudioDecoderTest::OnWaitingForDecryptionKey,
                        base::Unretained(this)))),
         cdm_context_(new StrictMock<MockCdmContext>()),
         decryptor_(new StrictMock<MockDecryptor>()),
         num_decrypt_and_decode_calls_(0),
         num_frames_in_decryptor_(0),
         encrypted_buffer_(CreateFakeEncryptedBuffer()),
         decoded_frame_(NULL),
         decoded_frame_list_() {}
 
@@ skipping 168 matching lines @@
     decoder_.reset();
     base::RunLoop().RunUntilIdle();
   }
 
   MOCK_METHOD1(FrameReady, void(const scoped_refptr<AudioBuffer>&));
   MOCK_METHOD1(DecodeDone, void(DecodeStatus));
 
   MOCK_METHOD0(OnWaitingForDecryptionKey, void(void));
 
   base::MessageLoop message_loop_;
+  MediaLog media_log_;
   std::unique_ptr<DecryptingAudioDecoder> decoder_;
   std::unique_ptr<StrictMock<MockCdmContext>> cdm_context_;
   std::unique_ptr<StrictMock<MockDecryptor>> decryptor_;
   AudioDecoderConfig config_;
 
   // Variables to help the |decryptor_| to simulate decoding delay and flushing.
   int num_decrypt_and_decode_calls_;
   int num_frames_in_decryptor_;
 
   Decryptor::DecoderInitCB pending_init_cb_;
@@ skipping 213 matching lines @@
 
 // Test resetting after the decoder has been reset.
 TEST_F(DecryptingAudioDecoderTest, Reset_AfterReset) {
   Initialize();
   EnterNormalDecodingState();
   Reset();
   Reset();
 }
 
 }  // namespace media