Plumbs ::didCompleteSwapBuffers in CompositorCC

ui/gfx/compositor/compositor_cc.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/gfx/compositor/compositor_cc.h"
 
 #include "base/command_line.h"
 #include "third_party/skia/include/images/SkImageEncoder.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCompositor.h"
@@ skipping 200 matching lines @@
 void CompositorCC::OnRootLayerChanged() {
   root_web_layer_.removeAllChildren();
   if (root_layer())
     root_web_layer_.addChild(root_layer()->web_layer());
 }
 
 void CompositorCC::DrawTree() {
   host_.composite();
 }
 
+bool CompositorCC::CompositesAsynchronously() {
+  return g_compositor_thread;
+}
+
 bool CompositorCC::ReadPixels(SkBitmap* bitmap, const gfx::Rect& bounds) {
   if (bounds.right() > size().width() || bounds.bottom() > size().height())
     return false;
   // Convert to OpenGL coordinates.
   gfx::Point new_origin(bounds.x(),
                         size().height() - bounds.height() - bounds.y());
 
   bitmap->setConfig(SkBitmap::kARGB_8888_Config,
                     bounds.width(), bounds.height());
   bitmap->allocPixels();
@@ skipping 35 matching lines @@
   if (!command_line->HasSwitch(switches::kDisableUIVsync)) {
     context->makeContextCurrent();
     gfx::GLContext* gl_context = gfx::GLContext::GetCurrent();
     gl_context->SetSwapInterval(1);
     gl_context->ReleaseCurrent(NULL);
   }
 
   return context;
 }
 
+void CompositorCC::didCompleteSwapBuffers() {
+    NotifyEnd();

[piman, 2012/01/06 17:22:54]

nit: indent

+}
+
 void CompositorCC::didRebindGraphicsContext(bool success) {
 }
 
 void CompositorCC::scheduleComposite() {
   ScheduleDraw();
 }
 
 Compositor* Compositor::Create(CompositorDelegate* owner,
                                gfx::AcceleratedWidget widget,
                                const gfx::Size& size) {
   return new CompositorCC(owner, widget, size);
 }
 
 COMPOSITOR_EXPORT void SetupTestCompositor() {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kDisableTestCompositor)) {
     test_compositor_enabled = true;
   }
 }
 
 COMPOSITOR_EXPORT void DisableTestCompositor() {
   test_compositor_enabled = false;
 }
 
 }  // namespace ui