Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

media/mojo/services/mojo_media_client.h

Index: media/mojo/services/mojo_media_client.h
diff --git a/media/mojo/services/mojo_media_client.h b/media/mojo/services/mojo_media_client.h
index f376ffd999fc1a52b1771b06f34004f80098aa01..9b5ecb7f81d757d2fda939946c9aef2a4ca02fe9 100644
--- a/media/mojo/services/mojo_media_client.h
+++ b/media/mojo/services/mojo_media_client.h
@@ -9,6 +9,7 @@
 #include <string>
 
 #include "base/memory/ref_counted.h"
+#include "media/base/demuxer.h"
 #include "media/mojo/interfaces/video_decoder.mojom.h"
 #include "media/mojo/services/media_mojo_export.h"
 
@@ -28,6 +29,7 @@ namespace media {
 class AudioDecoder;
 class AudioRendererSink;
 class CdmFactory;
+class DemuxerFactory;
 class MediaLog;
 class RendererFactory;
 class VideoDecoder;
@@ -65,6 +67,10 @@ class MEDIA_MOJO_EXPORT MojoMediaClient {
   virtual std::unique_ptr<RendererFactory> CreateRendererFactory(
       const scoped_refptr<MediaLog>& media_log);
 
+  // Returns the DemuxerFactory to be used by MojoDemuxerService.
+  virtual std::unique_ptr<DemuxerFactory> CreateDemuxerFactory(
+      const scoped_refptr<MediaLog>& media_log);
+
   // Returns the CdmFactory to be used by MojoCdmService. |host_interfaces| can
   // be used to request interfaces provided remotely by the host. It may be a
   // nullptr if the host chose not to bind the InterfacePtr.