Refactored the PPB_Flash_File_ModuleLocal/FileRef to the new ppapi resource model

ppapi/thunk/ppb_instance_api.h

Index: ppapi/thunk/ppb_instance_api.h
diff --git a/ppapi/thunk/ppb_instance_api.h b/ppapi/thunk/ppb_instance_api.h
index c5f26e60faa542df11b1a31825010cef56d53509..3d6de0d592acfd98cabf6c12a49a6673ca5a120c 100644
--- a/ppapi/thunk/ppb_instance_api.h
+++ b/ppapi/thunk/ppb_instance_api.h
@@ -39,6 +39,7 @@ namespace thunk {
 
 class PPB_Flash_API;
 class PPB_Flash_Clipboard_API;
+class PPB_Flash_File_API;
 class PPB_Flash_Functions_API;
 class PPB_Gamepad_API;
 
@@ -100,6 +101,9 @@ class PPB_Instance_API {
   virtual PPB_Flash_Clipboard_API* GetFlashClipboardAPI(
       PP_Instance instance) = 0;
 
+  // Flash_File.
+  virtual PPB_Flash_File_API* GetFlashFileAPI(PP_Instance instance) = 0;
+
   // Gamepad.
   virtual PPB_Gamepad_API* GetGamepadAPI(PP_Instance instance) = 0;