cc: Move WebCompositorOutputSurface and related classes into cc/

webkit/compositor_bindings/web_compositor_support_software_output_device.cc

+// Copyright 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 "webkit/compositor_bindings/web_compositor_support_software_output_device.h"
+
+namespace webkit {
+
+WebCompositorSupportSoftwareOutputDevice::
+    WebCompositorSupportSoftwareOutputDevice() {}
+
+WebCompositorSupportSoftwareOutputDevice::
+    ~WebCompositorSupportSoftwareOutputDevice() {}
+
+WebKit::WebImage* WebCompositorSupportSoftwareOutputDevice::Lock(
+    bool forWrite) {
+  DCHECK(device_);
+  image_ = device_->accessBitmap(forWrite);
+  return &image_;
+}
+
+void WebCompositorSupportSoftwareOutputDevice::Unlock() {
+  image_.reset();
+}
+
+void WebCompositorSupportSoftwareOutputDevice::DidChangeViewportSize(
+    gfx::Size size) {
+  if (device_.get() &&
+      size.width() == device_->width() &&
+      size.height() == device_->height())
+    return;
+
+  device_ = skia::AdoptRef(new SkDevice(
+      SkBitmap::kARGB_8888_Config, size.width(), size.height(), true));
+}
+
+}  // namespace webkit