Completed the implementation for PPB_Graphics3D interface. Mostly copied from the implementations...

webkit/plugins/ppapi/ppb_graphics_3d_impl.h

Index: webkit/plugins/ppapi/ppb_graphics_3d_impl.h
===================================================================
--- webkit/plugins/ppapi/ppb_graphics_3d_impl.h	(revision 80830)
+++ webkit/plugins/ppapi/ppb_graphics_3d_impl.h	(working copy)
@@ -1,13 +1,26 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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 WEBKIT_PLUGINS_PPAPI_PPB_GRAPHICS_3D_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPB_GRAPHICS_3D_IMPL_H_
 
+#include "base/memory/scoped_callback_factory.h"
+#include "base/memory/scoped_ptr.h"
 #include "ppapi/c/dev/ppb_graphics_3d_dev.h"
+#include "webkit/plugins/ppapi/plugin_delegate.h"
 #include "webkit/plugins/ppapi/resource.h"
 
+struct PPB_Context3DTrusted_Dev;
+
+namespace gpu {
+class CommandBuffer;
+namespace gles2 {
+class GLES2CmdHelper;
+class GLES2Implementation;
+}  // namespace gles2
+}  // namespace gpu
+
 namespace webkit {
 namespace ppapi {
 
@@ -17,6 +30,8 @@
   virtual ~PPB_Graphics3D_Impl();
 
   static const PPB_Graphics3D_Dev* GetInterface();
+  // TODO(alokp): Rename PPB_Context3DTrusted_Dev to PPB_Graphics3DTrusted_Dev.
+  static const PPB_Context3DTrusted_Dev* GetTrustedInterface();
 
   // Resource override.
   virtual PPB_Graphics3D_Impl* AsPPB_Graphics3D_Impl();
@@ -24,8 +39,53 @@
   bool Init(PP_Config3D_Dev config,
             PP_Resource share_context,
             const int32_t* attrib_list);
+  bool InitRaw(PP_Config3D_Dev config,
+               PP_Resource share_context,
+               const int32_t* attrib_list);
 
+  PluginDelegate::PlatformContext3D* platform_context() {
+    return platform_context_.get();
+  }
+  gpu::gles2::GLES2Implementation* gles2_impl() {
+    return gles2_impl_.get();
+  }
+  gpu::CommandBuffer* GetCommandBuffer();
+  unsigned int GetBackingTextureId();
+
+  // Binds/unbinds the graphics of this surface with the associated instance.
+  // If the surface is bound, anything drawn on the surface appears on instance
+  // window. Returns true if binding/unbinding is successful.
+  bool BindToInstance(bool bind);
+
+  void ViewInitiatedPaint();
+  void ViewFlushedPaint();
+  int32_t SwapBuffers(PP_CompletionCallback callback);
+
  private:
+  bool CreateImplementation();
+  void OnSwapBuffers();
+  void OnContextLost();
+  void SendSwapBuffers();
+  void SendContextLost();
+
+  // True if the context is bound to plugin instance.
+  bool bound_to_instance_;
+
+  // PluginDelegate's 3D Context. Responsible for providing the command buffer.
+  scoped_ptr<PluginDelegate::PlatformContext3D> platform_context_;
+
+  int32 transfer_buffer_id_;
+  scoped_ptr<gpu::gles2::GLES2CmdHelper> command_buffer_helper_;
+  scoped_ptr<gpu::gles2::GLES2Implementation> gles2_impl_;
+
+  // True when the compositor has been asked to commit texture but has
+  // not returned yet.
+  bool commit_initiated_;
+  // Callback provided by the plugin that needs to be called at the
+  // completion of swap buffers.
+  PP_CompletionCallback swap_callback_;
+  base::ScopedCallbackFactory<PPB_Graphics3D_Impl> callback_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Impl);
 };