Modified the flash cipboard interface to add html clipboard support.

ppapi/thunk/ppb_flash_clipboard_api.h

 // 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 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 ReadPlainText(PP_Instance instance,
-                               PP_Flash_Clipboard_Type clipboard_type) = 0;
-  virtual int32_t WritePlainText(PP_Instance instance,
-                                 PP_Flash_Clipboard_Type clipboard_type,
-                                 const PP_Var& text) = 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_