PPAPI: Make blocking completion callbacks work.

ppapi/thunk/ppb_file_ref_thunk.cc

 // 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.
 
 #include "ppapi/c/pp_file_info.h"
 #include "ppapi/c/ppb_file_ref.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_file_ref_private.h"
 #include "ppapi/thunk/enter.h"
@@ skipping 48 matching lines @@
   return enter.object()->GetParent();
 }
 
 int32_t MakeDirectory(PP_Resource directory_ref,
                       PP_Bool make_ancestors,
                       PP_CompletionCallback callback) {
   EnterFileRef enter(directory_ref, callback, true);
   if (enter.failed())
     return enter.retval();
   return enter.SetResult(enter.object()->MakeDirectory(make_ancestors,
-                                                       callback));
+                                                       enter.callback()));
 }
 
 int32_t Touch(PP_Resource file_ref,
               PP_Time last_access_time,
               PP_Time last_modified_time,
               PP_CompletionCallback callback) {
   EnterFileRef enter(file_ref, callback, true);
   if (enter.failed())
     return enter.retval();
   return enter.SetResult(enter.object()->Touch(
-      last_access_time, last_modified_time, callback));
+      last_access_time, last_modified_time, enter.callback()));
 }
 
 int32_t Delete(PP_Resource file_ref,
                PP_CompletionCallback callback) {
   EnterFileRef enter(file_ref, callback, true);
   if (enter.failed())
     return enter.retval();
-  return enter.SetResult(enter.object()->Delete(callback));
+  return enter.SetResult(enter.object()->Delete(enter.callback()));
 }
 
 int32_t Rename(PP_Resource file_ref,
                PP_Resource new_file_ref,
                PP_CompletionCallback callback) {
   EnterFileRef enter(file_ref, callback, true);
   if (enter.failed())
     return enter.retval();
-  return enter.SetResult(enter.object()->Rename(new_file_ref, callback));
+  return enter.SetResult(enter.object()->Rename(new_file_ref,
+                                                enter.callback()));
 }
 
 PP_Var GetAbsolutePath(PP_Resource file_ref) {
   EnterFileRef enter(file_ref, true);
   if (enter.failed())
     return PP_MakeUndefined();
   return enter.object()->GetAbsolutePath();
 }
 
 const PPB_FileRef g_ppb_file_ref_thunk = {
@@ skipping 18 matching lines @@
 const PPB_FileRef_1_0* GetPPB_FileRef_1_0_Thunk() {
   return &g_ppb_file_ref_thunk;
 }
 
 const PPB_FileRefPrivate_0_1* GetPPB_FileRefPrivate_0_1_Thunk() {
   return &g_ppb_file_ref_private_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi