Move the FlashClipboard API into the Flash one.

ppapi/thunk/ppb_flash_clipboard_api.h

-// 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_THUNK_PPB_FLASH_CLIPBOARD_API_H_
-#define PPAPI_THUNK_PPB_FLASH_CLIPBOARD_API_H_
-
-#include "ppapi/c/private/ppb_flash_clipboard.h"
-#include "ppapi/shared_impl/api_id.h"
-
-namespace ppapi {
-namespace thunk {
-
-class PPB_Flash_Clipboard_FunctionAPI {
- public:
-  virtual ~PPB_Flash_Clipboard_FunctionAPI() {}
-
-  virtual PP_Bool IsFormatAvailable(PP_Instance instance,
-                                    PP_Flash_Clipboard_Type clipboard_type,
-                                    PP_Flash_Clipboard_Format format) = 0;
-  virtual PP_Var ReadData(PP_Instance instance,
-                          PP_Flash_Clipboard_Type clipboard_type,
-                          PP_Flash_Clipboard_Format format) = 0;
-  virtual int32_t WriteData(PP_Instance instance,
-                            PP_Flash_Clipboard_Type clipboard_type,
-                            uint32_t data_item_count,
-                            const PP_Flash_Clipboard_Format formats[],
-                            const PP_Var data_items[]) = 0;
-
-  static const ApiID kApiID = API_ID_PPB_FLASH_CLIPBOARD;
-};
-
-}  // namespace thunk
-}  // namespace ppapi
-
-#endif  // PPAPI_THUNK_PPB_FLASH_CLIPBOARD_API_H_