Be able to build cast_unittest and related targets in Chrome tree

media/cast/audio_receiver/audio_decoder.cc

Index: media/cast/audio_receiver/audio_decoder.cc
diff --git a/media/cast/audio_receiver/audio_decoder.cc b/media/cast/audio_receiver/audio_decoder.cc
index 266c04ea20d566bb804a9de52b3d9c53aea47d6d..893ccc0e3e5cd85bd76ba7dd057d9eefa4bd1d56 100644
--- a/media/cast/audio_receiver/audio_decoder.cc
+++ b/media/cast/audio_receiver/audio_decoder.cc
@@ -13,9 +13,9 @@ namespace cast {
 
 AudioDecoder::AudioDecoder(scoped_refptr<CastThread> cast_thread,
                            const AudioReceiverConfig& audio_config)
-    : cast_thread_(cast_thread),
-      have_received_packets_(false) {
-  audio_decoder_ = webrtc::AudioCodingModule::Create(0);
+    : audio_decoder_(webrtc::AudioCodingModule::Create(0)),
+      have_received_packets_(false),
+      cast_thread_(cast_thread) {
   audio_decoder_->InitializeReceiver();
 
   webrtc::CodecInst receive_codec;
@@ -49,7 +49,6 @@ AudioDecoder::AudioDecoder(scoped_refptr<CastThread> cast_thread,
 }
 
 AudioDecoder::~AudioDecoder() {
-  webrtc::AudioCodingModule::Destroy(audio_decoder_);
 }
 
 bool AudioDecoder::GetRawAudioFrame(int number_of_10ms_blocks,
@@ -96,4 +95,4 @@ void AudioDecoder::IncomingParsedRtpPacket(const uint8* payload_data,
 }
 
 }  // namespace cast
-}  // namespace media
+}  // namespace media