Move browser-agnostic code from file_system_util to file_system_core_util.

chrome/browser/chromeos/drive/file_system/remove_operation.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 "chrome/browser/chromeos/drive/file_system/remove_operation.h"
 
 #include "base/sequenced_task_runner.h"
 #include "chrome/browser/chromeos/drive/drive.pb.h"
 #include "chrome/browser/chromeos/drive/file_cache.h"
 #include "chrome/browser/chromeos/drive/file_change.h"
 #include "chrome/browser/chromeos/drive/file_system/operation_delegate.h"
-#include "chrome/browser/chromeos/drive/file_system_util.h"
+#include "chrome/browser/chromeos/drive/file_system_core_util.h"
 #include "chrome/browser/chromeos/drive/job_scheduler.h"
 #include "chrome/browser/chromeos/drive/resource_metadata.h"
 
 namespace drive {
 namespace file_system {
 
 namespace {
 
 // Removes cache file and moves the metadata entry to the trash.
 FileError UpdateLocalState(internal::ResourceMetadata* metadata,
@@ skipping 95 matching lines @@
       delegate_->OnEntryUpdatedByOperation(ClientContext(USER_INITIATED),
                                            *local_id);
     }
   }
 
   callback.Run(error);
 }
 
 }  // namespace file_system
 }  // namespace drive