Implement StructTraits for various cc and gpu types

components/mus/public/interfaces/compositor_frame.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 mus.mojom;
 
+import "cc/ipc/returned_resource.mojom";
 import "components/mus/public/interfaces/quads.mojom";
 import "ui/gfx/geometry/mojo/geometry.mojom";
 import "gpu/ipc/common/mailbox_holder.mojom";
 import "gpu/ipc/common/sync_token.mojom";
 
 enum ResourceFormat {
   RGBA_8888,
   RGBA_4444,
   BGRA_8888,
   ALPHA_8,
   LUMINANCE_8,
   RGB_565,
   ETC1,
 };
 
-// See src/cc/resources/returned_resource.h.
-struct ReturnedResource {
-  uint32 id;
-  gpu.mojom.SyncToken sync_token;
-  int32 count;
-  bool lost;
-};
-
 // A TransferableResource is a graphics resource such as a texture or a bitmap
 // in shared memory (software mode) that is shared between the window server and
 // a client. This data structure is used to manage reuse of
 // the memory once it is no longer needed by the window server and GPU service.
 struct TransferableResource {
   // |id| is an integer that uniquely identifies this resource  in the client so
   // that the window server can return this resource back to the client.
   uint32 id;
   ResourceFormat format;
   uint32 filter;
@@ skipping 20 matching lines @@
 // separate interface to allow CompositorFrames to be delivered from
 // supplementary (not main) threads of a mojo app.
 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(CompositorFrame frame) => ();
 };
 
 interface SurfaceClient {
-  ReturnResources(array<ReturnedResource> resources);
+  ReturnResources(array<cc.mojom.ReturnedResource> resources);
 };