No EOS frame in {Audio|Video}Decoder::OutputCB.

media/base/audio_decoder.h

Index: media/base/audio_decoder.h
diff --git a/media/base/audio_decoder.h b/media/base/audio_decoder.h
index 285d91b952ef6dd6828bc4944aaba345999ee889..05c6ae34cd037357146f5e2a2a90ec0c040da3a0 100644
--- a/media/base/audio_decoder.h
+++ b/media/base/audio_decoder.h
@@ -30,7 +30,9 @@ class MEDIA_EXPORT AudioDecoder {
     kDecryptError  // Decrypting error happened.
   };
 
-  // Callback to return decoded buffers.
+  // Callback for AudioDecoder to return a decoded frame whenever it becomes
+  // available. Only valid frames should be returned via this callback. EOS
+  // frames should not be returned via this callback.

[Sergey Ulanov, 2014/06/16 23:49:32]

nit: the last two sentences can be reduced to one. E.g. "Only non-EOS frames
should be returned via this callback."

[xhwang, 2014/06/17 18:56:35]

Done.

   typedef base::Callback<void(const scoped_refptr<AudioBuffer>&)> OutputCB;
 
   // Callback for Decode(). Called after the decoder has completed decoding