Mandoline: Allow submitting CompositorFrames directly to mojo::Views

components/view_manager/public/interfaces/surfaces.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 mojo;
-
-import "components/view_manager/public/interfaces/compositor_frame.mojom";
-
-struct ReturnedResource {
-  uint32 id;
-  uint32 sync_point;
-  int32 count;
-  bool lost;
-};
-
-interface ResourceReturner {
-  ReturnResources(array<ReturnedResource> resources);
-};
-
-interface Surface {
-  // Request the id namespace for this connection. Fully qualified surface ids
-  // are the combination of the id_namespace for the connection that created the
-  // surface and the id_local component allocated by the caller.
-  GetIdNamespace() => (uint32 id_namespace);
-
-  // Sets a ResourceReturner that will receive unused resources.
-  SetResourceReturner(ResourceReturner returner);
-
-  // Creates a new surface with the given local identifier. Once a surface is
-  // created the caller may submit frames to it or destroy it using the local
-  // identifier. The caller can also produce a fully qualified surface id that
-  // can be embedded in frames produces by different connections.
-  CreateSurface(uint32 id_local);
-
-  // After the submitted frame is drawn for the first time, the surface will
-  // respond to the SubmitFrame message. Clients should use this acknowledgement
-  // to ratelimit frame submissions.
-  SubmitFrame(uint32 id_local, CompositorFrame frame) => ();
-  DestroySurface(uint32 id_local);
-};