Chromecast: Add stream id interface in DecoderBufferBase class

chromecast/media/cma/base/decoder_buffer_adapter.h

Index: chromecast/media/cma/base/decoder_buffer_adapter.h
diff --git a/chromecast/media/cma/base/decoder_buffer_adapter.h b/chromecast/media/cma/base/decoder_buffer_adapter.h
index 054e60ee59ea1a9adc865434aca0558d27081cea..066e41cb89f6e18a6a35b63830285f7e00a83bfd 100644
--- a/chromecast/media/cma/base/decoder_buffer_adapter.h
+++ b/chromecast/media/cma/base/decoder_buffer_adapter.h
@@ -21,9 +21,12 @@ namespace media {
 class DecoderBufferAdapter : public DecoderBufferBase {
  public:
   explicit DecoderBufferAdapter(

[gunsch, 2015/05/22 01:45:26]

Can you document that this uses kPrimary as the default stream_id value?

[erickung1, 2015/05/22 17:33:22]

Done.

-      const scoped_refptr< ::media::DecoderBuffer>& buffer);
+      const scoped_refptr<::media::DecoderBuffer>& buffer);
+  DecoderBufferAdapter(
+      StreamId stream_id, const scoped_refptr<::media::DecoderBuffer>& buffer);
 
   // DecoderBufferBase implementation.
+  StreamId stream_id() const override;
   base::TimeDelta timestamp() const override;
   const uint8* data() const override;
   uint8* writable_data() const override;
@@ -34,7 +37,8 @@ class DecoderBufferAdapter : public DecoderBufferBase {
  private:
   ~DecoderBufferAdapter() override;
 
-  scoped_refptr< ::media::DecoderBuffer> const buffer_;
+  StreamId stream_id_;
+  scoped_refptr<::media::DecoderBuffer> const buffer_;
 
   DISALLOW_COPY_AND_ASSIGN(DecoderBufferAdapter);
 };