Add Create() function to AudioCodecBridge and VideoCodecBridge to allow return of null pointers

media/base/android/media_source_player.cc

 // Copyright (c) 2013 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/base/android/media_source_player.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 149 matching lines @@
     thread_->message_loop()->DeleteSoon(FROM_HERE, this);
   } else {
     delete this;
   }
 }
 
 VideoDecoderJob::VideoDecoderJob(
     const scoped_refptr<base::MessageLoopProxy>& message_loop,
     const VideoCodec video_codec, const gfx::Size& size, jobject surface)
     : MediaDecoderJob(false, message_loop) {
-  scoped_ptr<VideoCodecBridge> codec(new VideoCodecBridge(video_codec));
+  scoped_ptr<VideoCodecBridge> codec(VideoCodecBridge::Create(video_codec));
   codec->Start(video_codec, size, surface);
   media_codec_bridge_.reset(codec.release());
   thread_.reset(new base::Thread("MediaSource_VideoDecoderThread"));
 }
 
 AudioDecoderJob::AudioDecoderJob(
     const scoped_refptr<base::MessageLoopProxy>& message_loop,
     const AudioCodec audio_codec,
     int sample_rate,
     int channel_count,
     const uint8* extra_data,
     size_t extra_data_size)
     : MediaDecoderJob(true, message_loop) {
-  scoped_ptr<AudioCodecBridge> codec(new AudioCodecBridge(audio_codec));
+  scoped_ptr<AudioCodecBridge> codec(AudioCodecBridge::Create(audio_codec));
   codec->Start(audio_codec, sample_rate, channel_count, extra_data,
                extra_data_size, true);
   media_codec_bridge_.reset(codec.release());
   thread_.reset(new base::Thread("MediaSource_AudioDecoderThread"));
 }
 
 MediaSourcePlayer::MediaSourcePlayer(
     int player_id,
     MediaPlayerManager* manager)
     : MediaPlayerAndroid(player_id, manager),
@@ skipping 257 matching lines @@
 
 bool MediaSourcePlayer::HasVideo() {
   return kUnknownVideoCodec != video_codec_;
 }
 
 bool MediaSourcePlayer::HasAudio() {
   return kUnknownAudioCodec != audio_codec_;
 }
 
 }  // namespace media