Add callback in VideoDecoder and AudioDecoder to return decoded frames.

media/filters/decoder_stream_traits.cc

Index: media/filters/decoder_stream_traits.cc
diff --git a/media/filters/decoder_stream_traits.cc b/media/filters/decoder_stream_traits.cc
index ce79ddd4b48d439ebaf24b5347195ba2c0bbe516..1744e729a4ebe5c4659e4897508248826c5d4f60 100644
--- a/media/filters/decoder_stream_traits.cc
+++ b/media/filters/decoder_stream_traits.cc
@@ -20,8 +20,9 @@ void DecoderStreamTraits<DemuxerStream::AUDIO>::Initialize(
     DecoderType* decoder,
     const DecoderConfigType& config,
     bool low_delay,
-    const PipelineStatusCB& status_cb) {
-  decoder->Initialize(config, status_cb);
+    const PipelineStatusCB& status_cb,
+    const OutputCB& output_cb) {
+  decoder->Initialize(config, status_cb, output_cb);
 }
 
 bool DecoderStreamTraits<DemuxerStream::AUDIO>::FinishInitialization(
@@ -59,8 +60,9 @@ void DecoderStreamTraits<DemuxerStream::VIDEO>::Initialize(
     DecoderType* decoder,
     const DecoderConfigType& config,
     bool low_delay,
-    const PipelineStatusCB& status_cb) {
-  decoder->Initialize(config, low_delay, status_cb);
+    const PipelineStatusCB& status_cb,
+    const OutputCB& output_cb) {
+  decoder->Initialize(config, low_delay, status_cb, output_cb);
 }
 
 bool DecoderStreamTraits<DemuxerStream::VIDEO>::FinishInitialization(