Updated AudioDecoderFactory to list AudioCodecSpecs instead of SdpAudioFormats.

webrtc/modules/audio_coding/codecs/audio_decoder_factory.h

Index: webrtc/modules/audio_coding/codecs/audio_decoder_factory.h
diff --git a/webrtc/modules/audio_coding/codecs/audio_decoder_factory.h b/webrtc/modules/audio_coding/codecs/audio_decoder_factory.h
index 279667c9b7439dc2841434823cc67794a941a9f0..93fca412b20ee3f025214531b0c2a0a0a51c7c86 100644
--- a/webrtc/modules/audio_coding/codecs/audio_decoder_factory.h
+++ b/webrtc/modules/audio_coding/codecs/audio_decoder_factory.h
@@ -25,7 +25,7 @@ namespace webrtc {
 // NOTE: This class is still under development and may change without notice.
 class AudioDecoderFactory : public rtc::RefCountInterface {
  public:
-  virtual std::vector<SdpAudioFormat> GetSupportedFormats() = 0;
+  virtual std::vector<AudioCodecSpec> GetSupportedDecoders() = 0;
 
   virtual std::unique_ptr<AudioDecoder> MakeAudioDecoder(
       const SdpAudioFormat& format) = 0;