Move flash clipboard to the new proxy and add custom format support

webkit/plugins/ppapi/ppapi_plugin_instance.h

Index: webkit/plugins/ppapi/ppapi_plugin_instance.h
diff --git a/webkit/plugins/ppapi/ppapi_plugin_instance.h b/webkit/plugins/ppapi/ppapi_plugin_instance.h
index 9d7d178bcc5ffc6b1bce93ef81f61f66aaa5f637..426106e98dd770761724a47a14d0e8baa888c187 100644
--- a/webkit/plugins/ppapi/ppapi_plugin_instance.h
+++ b/webkit/plugins/ppapi/ppapi_plugin_instance.h
@@ -42,6 +42,7 @@
 #include "ppapi/c/private/ppp_instance_private.h"
 #include "ppapi/shared_impl/ppb_instance_shared.h"
 #include "ppapi/shared_impl/ppb_view_shared.h"
+#include "ppapi/thunk/ppb_flash_clipboard_api.h"
 #include "ppapi/thunk/ppb_flash_functions_api.h"
 #include "ppapi/thunk/ppb_gamepad_api.h"
 #include "ppapi/thunk/resource_creation_api.h"
@@ -402,10 +403,12 @@ class WEBKIT_PLUGINS_EXPORT PluginInstance :
   virtual void SelectedFindResultChanged(PP_Instance instance,
                                          int32_t index) OVERRIDE;
   virtual PP_Bool SetFullscreen(PP_Instance instance,
-                                     PP_Bool fullscreen) OVERRIDE;
+                                PP_Bool fullscreen) OVERRIDE;
   virtual PP_Bool GetScreenSize(PP_Instance instance, PP_Size* size)
       OVERRIDE;
   virtual ::ppapi::thunk::PPB_Flash_API* GetFlashAPI() OVERRIDE;
+  virtual ::ppapi::thunk::PPB_Flash_Clipboard_API* GetFlashClipboardAPI(
+      PP_Instance instance) OVERRIDE;
   virtual ::ppapi::thunk::PPB_Flash_Functions_API* GetFlashFunctionsAPI(
       PP_Instance instance) OVERRIDE;
   virtual ::ppapi::thunk::PPB_Gamepad_API* GetGamepadAPI(PP_Instance instance)