Motown: Convert MediaSink to expose MediaTimelineControlSite

mojo/services/media/control/interfaces/media_source.mojom

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 [DartPackage="mojo_services"]
 module mojo.media;
 
-import "mojo/services/media/common/interfaces/media_common.mojom";
 import "mojo/services/media/common/interfaces/media_metadata.mojom";
-import "mojo/services/media/common/interfaces/media_state.mojom";
 import "mojo/services/media/common/interfaces/media_transport.mojom";
 import "mojo/services/media/common/interfaces/media_types.mojom";
 
 // Produces media streams delivered from a specified origin.
 interface MediaSource {
   // Special value for GetStatus version_last_seen parameter to get the current
   // status immediately.
   const uint64 kInitialStatus = 0;
 
   // Gets the streams produced by this source.
@@ skipping 31 matching lines @@
 
   // Media type of the stream after conversion.
   MediaType media_type;
 
   // Media type of the stream before conversion (as produced by the demux).
   MediaType original_media_type;
 };
 
 // Describes the media source.
 struct MediaSourceStatus {
-  // Current state of the source.
-  MediaState state;
-
   // Describes the media.
   MediaMetadata? metadata;
 };