Consolidate RenderWidgetHost::CopyFromBackingStore and RenderWidgetHost::AsyncCopyFromBackingStore.

content/browser/renderer_host/test_render_view_host.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 "content/browser/renderer_host/test_backing_store.h"
 #include "content/browser/renderer_host/test_render_view_host.h"
 #include "content/browser/site_instance_impl.h"
 #include "content/browser/web_contents/navigation_controller_impl.h"
 #include "content/browser/web_contents/test_web_contents.h"
 #include "content/common/view_messages.h"
@@ skipping 76 matching lines @@
 
 gfx::Rect TestRenderWidgetHostView::GetViewBounds() const {
   return gfx::Rect();
 }
 
 BackingStore* TestRenderWidgetHostView::AllocBackingStore(
     const gfx::Size& size) {
   return new TestBackingStore(rwh_, size);
 }
 
-bool TestRenderWidgetHostView::CopyFromCompositingSurface(
-    const gfx::Size& size,
-    skia::PlatformCanvas* output) {
-  return false;
-}
-
-void TestRenderWidgetHostView::AsyncCopyFromCompositingSurface(
+void TestRenderWidgetHostView::CopyFromCompositingSurface(
     const gfx::Size& size,
     skia::PlatformCanvas* output,
     base::Callback<void(bool)> callback) {
   callback.Run(false);
 }
 
 void TestRenderWidgetHostView::OnAcceleratedCompositingStateChange() {
 }
 
 void TestRenderWidgetHostView::AcceleratedSurfaceBuffersSwapped(
@@ skipping 212 matching lines @@
 
 TestRenderViewHost* RenderViewHostImplTestHarness::active_test_rvh() {
   return static_cast<TestRenderViewHost*>(active_rvh());
 }
 
 TestWebContents* RenderViewHostImplTestHarness::contents() {
   return static_cast<TestWebContents*>(web_contents());
 }
 
 }  // namespace content