Migrate Graphics2D to new design.

ppapi/proxy/graphics_2d_resource.h

Index: ppapi/proxy/graphics_2d_resource.h
diff --git a/ppapi/proxy/graphics_2d_resource.h b/ppapi/proxy/graphics_2d_resource.h
new file mode 100644
index 0000000000000000000000000000000000000000..01309dc4c353da850fa587dc9e3636e2188a6438
--- /dev/null
+++ b/ppapi/proxy/graphics_2d_resource.h
@@ -0,0 +1,63 @@
+// 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.
+
+#ifndef PPAPI_PROXY_GRAPHICS_2D_RESOURCE_H_
+#define PPAPI_PROXY_GRAPHICS_2D_RESOURCE_H_
+
+#include "base/compiler_specific.h"
+#include "ppapi/proxy/plugin_resource.h"
+#include "ppapi/proxy/ppapi_proxy_export.h"
+#include "ppapi/thunk/ppb_graphics_2d_api.h"
+
+namespace ppapi {
+
+class TrackedCallback;
+
+namespace proxy {
+
+class PPAPI_PROXY_EXPORT Graphics2DResource
+      : public PluginResource,
+        public NON_EXPORTED_BASE(thunk::PPB_Graphics2D_API) {
+ public:
+  Graphics2DResource(Connection connection,
+                     PP_Instance instance,
+                     const PP_Size& size,
+                     PP_Bool is_always_opaque);
+
+  virtual ~Graphics2DResource();
+
+  // Resource overrides.
+  virtual thunk::PPB_Graphics2D_API* AsPPB_Graphics2D_API() OVERRIDE;
+
+  // PPB_Graphics2D_API overrides.
+  virtual PP_Bool Describe(PP_Size* size, PP_Bool* is_always_opaque) OVERRIDE;
+  virtual void PaintImageData(PP_Resource image_data,
+                              const PP_Point* top_left,
+                              const PP_Rect* src_rect) OVERRIDE;
+  virtual void Scroll(const PP_Rect* clip_rect,
+                      const PP_Point* amount) OVERRIDE;
+  virtual void ReplaceContents(PP_Resource image_data) OVERRIDE;
+  virtual bool SetScale(float scale) OVERRIDE;
+  virtual float GetScale() OVERRIDE;
+  virtual int32_t Flush(scoped_refptr<TrackedCallback> callback,
+                        PP_Resource* old_image_data) OVERRIDE;
+  virtual bool ReadImageData(PP_Resource image,
+                             const PP_Point* top_left) OVERRIDE;
+
+ private:
+  void OnPluginMsgFlushACK(const ResourceMessageReplyParams& params);
+
+  const PP_Size size_;
+  const PP_Bool is_always_opaque_;
+  float scale_;
+
+  scoped_refptr<TrackedCallback> current_flush_callback_;
+
+  DISALLOW_COPY_AND_ASSIGN(Graphics2DResource);
+};
+
+}  // namespace proxy
+}  // namespace ppapi
+
+#endif  // PPAPI_PROXY_GRAPHICS_2D_RESOURCE_H_