Remove Context3D/Surface3D

ppapi/cpp/dev/surface_3d_dev.h

-// Copyright (c) 2010 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_CPP_DEV_SURFACE_3D_DEV_H_
-#define PPAPI_CPP_DEV_SURFACE_3D_DEV_H_
-
-#include "ppapi/c/dev/ppb_surface_3d_dev.h"
-
-#include "ppapi/cpp/completion_callback.h"
-#include "ppapi/cpp/instance.h"
-#include "ppapi/cpp/resource.h"
-
-namespace pp {
-
-class CompletionCallback;
-
-class Surface3D_Dev : public Resource {
- public:
-  // Creates an is_null() Surface3D object.
-  Surface3D_Dev() {}
-
-  Surface3D_Dev(const Instance& instance,
-                PP_Config3D_Dev config,
-                const int32_t* attrib_list);
-
-  int32_t SwapBuffers(const CompletionCallback& cc) const;
-
- protected:
-  explicit Surface3D_Dev(PP_Resource resource_id) : Resource(resource_id) {}
-  static Surface3D_Dev FromResource(PP_Resource resource_id);
-};
-
-}  // namespace pp
-
-#endif  // PPAPI_CPP_DEV_SURFACE_3D_DEV_H_
-