Send metadata change to renderer after decoder is drained

media/base/android/media_decoder_job.h

Index: media/base/android/media_decoder_job.h
diff --git a/media/base/android/media_decoder_job.h b/media/base/android/media_decoder_job.h
index 3b5da1450c1b4e683e51213ffc4a35d51ce6702e..6a9e186306b1b0c9b6ccf6cdc8de4a3c3323aa10 100644
--- a/media/base/android/media_decoder_job.h
+++ b/media/base/android/media_decoder_job.h
@@ -84,9 +84,8 @@ class MediaDecoderJob {
   // Releases all the decoder resources as the current tab is going background.
   virtual void ReleaseDecoderResources();
 
-  // Sets the demuxer configs. Returns true if configs has changed, or false
-  // otherwise.
-  bool SetDemuxerConfigs(const DemuxerConfigs& configs);
+  // Sets the demuxer configs.
+  virtual void SetDemuxerConfigs(const DemuxerConfigs& configs) = 0;
 
   // Returns whether the decoder has finished decoding all the data.
   bool OutputEOSReached() const;
@@ -228,13 +227,14 @@ class MediaDecoderJob {
   virtual bool AreDemuxerConfigsChanged(
       const DemuxerConfigs& configs) const = 0;
 
-  // Updates the demuxer configs.
-  virtual void UpdateDemuxerConfigs(const DemuxerConfigs& configs) = 0;
-
   // Returns true if |media_codec_bridge_| needs to be reconfigured for the
   // new DemuxerConfigs, or false otherwise.
   virtual bool IsCodecReconfigureNeeded(const DemuxerConfigs& configs) const;
 
+  // Update the output format from the decoder, returns true if the output
+  // format changes, or false otherwise.
+  virtual bool UpdateOutputFormat() { return false; };
+
   // Return the index to |received_data_| that is not currently being decoded.
   size_t inactive_demuxer_data_index() const {
     return 1 - current_demuxer_data_index_;