PPAPI: Force async callback invocation option.

ppapi/cpp/dev/file_ref_dev.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
 #include "ppapi/cpp/dev/file_ref_dev.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/cpp/dev/file_system_dev.h"
 #include "ppapi/cpp/module_impl.h"
 
@@ skipping 50 matching lines @@
 FileRef_Dev FileRef_Dev::GetParent() const {
   if (!has_interface<PPB_FileRef_Dev>())
     return FileRef_Dev();
   return FileRef_Dev(PassRef(),
                      get_interface<PPB_FileRef_Dev>()->GetParent(
                          pp_resource()));
 }
 
 int32_t FileRef_Dev::MakeDirectory(const CompletionCallback& cc) {
   if (!has_interface<PPB_FileRef_Dev>())
-    return PP_ERROR_NOINTERFACE;
+    return cc.MayForce(PP_ERROR_NOINTERFACE);
   return get_interface<PPB_FileRef_Dev>()->MakeDirectory(
       pp_resource(),
       PP_FALSE,  // make_ancestors
       cc.pp_completion_callback());
 }
 
 int32_t FileRef_Dev::MakeDirectoryIncludingAncestors(
     const CompletionCallback& cc) {
   if (!has_interface<PPB_FileRef_Dev>())
-    return PP_ERROR_NOINTERFACE;
+    return cc.MayForce(PP_ERROR_NOINTERFACE);
   return get_interface<PPB_FileRef_Dev>()->MakeDirectory(
       pp_resource(),
       PP_TRUE,  // make_ancestors
       cc.pp_completion_callback());
 }
 
 int32_t FileRef_Dev::Touch(PP_Time last_access_time,
                            PP_Time last_modified_time,
                            const CompletionCallback& cc) {
   if (!has_interface<PPB_FileRef_Dev>())
-    return PP_ERROR_NOINTERFACE;
+    return cc.MayForce(PP_ERROR_NOINTERFACE);
   return get_interface<PPB_FileRef_Dev>()->Touch(
       pp_resource(), last_access_time, last_modified_time,
       cc.pp_completion_callback());
 }
 
 int32_t FileRef_Dev::Delete(const CompletionCallback& cc) {
   if (!has_interface<PPB_FileRef_Dev>())
-    return PP_ERROR_NOINTERFACE;
+    return cc.MayForce(PP_ERROR_NOINTERFACE);
   return get_interface<PPB_FileRef_Dev>()->Delete(
       pp_resource(), cc.pp_completion_callback());
 }
 
 int32_t FileRef_Dev::Rename(const FileRef_Dev& new_file_ref,
                             const CompletionCallback& cc) {
   if (!has_interface<PPB_FileRef_Dev>())
-    return PP_ERROR_NOINTERFACE;
+    return cc.MayForce(PP_ERROR_NOINTERFACE);
   return get_interface<PPB_FileRef_Dev>()->Rename(
       pp_resource(), new_file_ref.pp_resource(), cc.pp_completion_callback());
 }
 
 }  // namespace pp