Mus+Ash: Towards Unifying CompositorFrameSink terminology

services/ui/public/interfaces/surface.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.
-
-module ui.mojom;
-
-import "cc/ipc/compositor_frame.mojom";
-import "cc/ipc/returned_resource.mojom";
-
-// A Surface is an interface for receiving CompositorFrame structs. This is a
-// separate interface to allow CompositorFrames to be delivered from
-// supplementary (not main) threads of a service.
-interface Surface {
-  // After the submitted frame is drawn for the first time, the receiver will
-  // respond to the SubmitFrame message. Clients should use this acknowledgement
-  // to ratelimit frame submissions.
-  SubmitCompositorFrame(cc.mojom.CompositorFrame frame) => ();
-};
-
-interface SurfaceClient {
-  ReturnResources(cc.mojom.ReturnedResourceArray resources);
-};