Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/browsing_data/browsing_data_remover_unittest.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/browsing_data/browsing_data_remover.h"
 
 #include <set>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 544 matching lines @@
   }
 
   void AddDOMStorageTestData() {
     // Note: This test depends on details of how the dom_storage library
     // stores data in the host file system.
     base::FilePath storage_path =
         profile_->GetPath().AppendASCII("Local Storage");
     base::CreateDirectory(storage_path);
 
     // Write some files.
-    file_util::WriteFile(storage_path.Append(kDomStorageOrigin1), NULL, 0);
-    file_util::WriteFile(storage_path.Append(kDomStorageOrigin2), NULL, 0);
-    file_util::WriteFile(storage_path.Append(kDomStorageOrigin3), NULL, 0);
-    file_util::WriteFile(storage_path.Append(kDomStorageExt), NULL, 0);
+    base::WriteFile(storage_path.Append(kDomStorageOrigin1), NULL, 0);
+    base::WriteFile(storage_path.Append(kDomStorageOrigin2), NULL, 0);
+    base::WriteFile(storage_path.Append(kDomStorageOrigin3), NULL, 0);
+    base::WriteFile(storage_path.Append(kDomStorageExt), NULL, 0);
 
     // Tweak their dates.
     base::Time now = base::Time::Now();
     base::TouchFile(storage_path.Append(kDomStorageOrigin1), now, now);
 
     base::Time one_day_ago = now - base::TimeDelta::FromDays(1);
     base::TouchFile(storage_path.Append(kDomStorageOrigin2),
                     one_day_ago, one_day_ago);
 
     base::Time sixty_days_ago = now - base::TimeDelta::FromDays(60);
@@ skipping 1017 matching lines @@
   EXPECT_CALL(*cryptohome_client, TpmAttestationDeleteKeys(_, _, _, _))
       .WillOnce(WithArgs<3>(Invoke(FakeDBusCall)));
 
   BlockUntilBrowsingDataRemoved(
       BrowsingDataRemover::EVERYTHING,
       BrowsingDataRemover::REMOVE_CONTENT_LICENSES, false);
 
   chromeos::DBusThreadManager::Shutdown();
 }
 #endif