[DO NOT COMMIT] MediaPlayerRenderer using StreamTextures.

media/mojo/interfaces/renderer.mojom

 // Copyright 2014 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.
 
 module media.mojom;
 
 import "media/mojo/interfaces/demuxer_stream.mojom";
 import "media/mojo/interfaces/media_types.mojom";
 import "ui/gfx/geometry/mojo/geometry.mojom";
 
 interface Renderer {
   // Initializes the Renderer with one or both of an audio and video stream,
   // executing the callback with whether the initialization succeeded.
   Initialize(RendererClient client,
              DemuxerStream? audio,
-             DemuxerStream? video) => (bool success);
+             DemuxerStream? video,
+             string? url,
+             int64 surface_id) => (bool success);
 
   // Discards any buffered data, executing callback when completed.
   // NOTE: If an error occurs, RendererClient::OnError() can be called
   // before the callback is executed.
   Flush() => ();
 
   // Starts rendering from |time_usec|.
   StartPlayingFrom(int64 time_usec);
 
   // Updates the current playback rate. The default playback rate should be 1.
@@ skipping 33 matching lines @@
   // Executed for the first video frame and whenever opacity changes.
   OnVideoOpacityChange(bool opaque);
 
   // Called periodically to pass statistics to the web player. See
   // media_types.mojom.
   OnStatisticsUpdate(PipelineStatistics stats);
 
   // Called when the remote renderering service is waiting on the decryption
   // key.
   OnWaitingForDecryptionKey();
+
+  // Executed the first time the metadata is updated, and whenever the duration
+  // changes.
+  OnDurationChange(int64 duration_usec);
 };