Revert 277929 "[fsp] Cleanup handling errors for operation reque..."

trunk/src/chrome/browser/chromeos/file_system_provider/operations/unmount_unittest.cc

 // Copyright 2014 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 <string>
 #include <vector>
 
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 144 matching lines @@
 
   unmount.OnSuccess(kRequestId,
                     scoped_ptr<RequestValue>(new RequestValue()),
                     false /* has_more */);
   ASSERT_EQ(1u, callback_logger.events().size());
   base::File::Error event_result = callback_logger.events()[0];
   EXPECT_EQ(base::File::FILE_OK, event_result);
 }
 
 TEST_F(FileSystemProviderOperationsUnmountTest, OnError) {
+  using extensions::api::file_system_provider_internal::UnmountRequestedError::
+      Params;
+
   LoggingDispatchEventImpl dispatcher(true /* dispatch_reply */);
   CallbackLogger callback_logger;
 
   Unmount unmount(
       NULL,
       file_system_info_,
       base::Bind(&CallbackLogger::OnUnmount, callback_logger.GetWeakPtr()));
   unmount.SetDispatchEventImplForTesting(
       base::Bind(&LoggingDispatchEventImpl::OnDispatchEventImpl,
                  base::Unretained(&dispatcher)));
 
   EXPECT_TRUE(unmount.Execute(kRequestId));
 
-  unmount.OnError(kRequestId,
-                  scoped_ptr<RequestValue>(new RequestValue()),
-                  base::File::FILE_ERROR_NOT_FOUND);
+  unmount.OnError(kRequestId, base::File::FILE_ERROR_NOT_FOUND);
   ASSERT_EQ(1u, callback_logger.events().size());
   base::File::Error event_result = callback_logger.events()[0];
   EXPECT_EQ(base::File::FILE_ERROR_NOT_FOUND, event_result);
 }
 
 }  // namespace operations
 }  // namespace file_system_provider
 }  // namespace chromeos