Adding status to swap complete

ui/gl/gl_surface.cc

 // Copyright (c) 2012 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.
 
 #include "ui/gl/gl_surface.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 177 matching lines @@
   return false;
 }
 
 unsigned int GLSurface::GetBackingFrameBufferObject() {
   return 0;
 }
 
 bool GLSurface::SwapBuffersAsync(const SwapCompletionCallback& callback) {
   DCHECK(!IsSurfaceless());
   bool success = SwapBuffers();
-  callback.Run();
+  callback.Run(SwapAck);
   return success;
 }
 
 bool GLSurface::PostSubBuffer(int x, int y, int width, int height) {
   return false;
 }
 
 bool GLSurface::PostSubBufferAsync(int x,
                                    int y,
                                    int width,
                                    int height,
                                    const SwapCompletionCallback& callback) {
   bool success = PostSubBuffer(x, y, width, height);
-  callback.Run();
+  callback.Run(SwapAck);
   return success;
 }
 
 bool GLSurface::OnMakeCurrent(GLContext* context) {
   return true;
 }
 
 void GLSurface::NotifyWasBound() {
 }
 
@@ skipping 172 matching lines @@
       z_order, transform, image, bounds_rect, crop_rect);
 }
 
 bool GLSurfaceAdapter::IsSurfaceless() const {
   return surface_->IsSurfaceless();
 }
 
 GLSurfaceAdapter::~GLSurfaceAdapter() {}
 
 }  // namespace gfx