Revert 221284 "Pepper: Move FileRef to the "new" resource proxy."

trunk/src/ppapi/proxy/file_io_resource.cc

Index: trunk/src/ppapi/proxy/file_io_resource.cc
===================================================================
--- trunk/src/ppapi/proxy/file_io_resource.cc	(revision 221543)
+++ trunk/src/ppapi/proxy/file_io_resource.cc	(working copy)
@@ -111,13 +111,9 @@
   if (rv != PP_OK)
     return rv;
 
-  // Take a reference on the FileRef resource while we're opening the file; we
-  // don't want the plugin destroying it during the Open operation.
-  file_ref_ = enter.resource();
-
   Call<PpapiPluginMsg_FileIO_OpenReply>(RENDERER,
       PpapiHostMsg_FileIO_Open(
-          file_ref,
+          enter.resource()->host_resource().host_resource(),
           open_flags),
       base::Bind(&FileIOResource::OnPluginMsgOpenFileComplete, this,
                  callback));
@@ -414,9 +410,6 @@
     const ResourceMessageReplyParams& params) {
   DCHECK(state_manager_.get_pending_operation() ==
          FileIOStateManager::OPERATION_EXCLUSIVE);
-
-  // Release the FileRef resource.
-  file_ref_ = NULL;
   if (params.result() == PP_OK)
     state_manager_.SetOpenSucceed();