Move EmptyString, kWhitespace and the BOM to base.

chrome/browser/chromeos/imageburner/burn_manager.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/imageburner/burn_manager.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/strings/string_util.h"
 #include "base/threading/worker_pool.h"
@@ skipping 102 matching lines @@
   // return its property_name property.
   for (BlockList::const_iterator block_it = config_struct_.begin();
        block_it != config_struct_.end();
        ++block_it) {
     if (block_it->hwids.find(hwid) != block_it->hwids.end()) {
       PropertyMap::const_iterator property =
           block_it->properties.find(property_name);
       if (property != block_it->properties.end()) {
         return property->second;
       } else {
-        return EmptyString();
+        return base::EmptyString();
       }
     }
   }
 
-  return EmptyString();
+  return base::EmptyString();
 }
 
 // Check if last block has a hwid associated with it, and erase it if it
 // doesn't,
 void ConfigFile::DeleteLastBlockIfHasNoHwid() {
   if (!config_struct_.empty() && config_struct_.back().hwids.empty()) {
     config_struct_.pop_back();
   }
 }
 
@@ skipping 507 matching lines @@
     // Note: in theory, this is not a part of notification, but cancelling
     // the running burning task. However, there is no good place to be in the
     // current code.
     // TODO(hidehiko): Clean this up after refactoring.
     OnError(IDS_IMAGEBURN_DEVICE_NOT_FOUND_ERROR);
   }
 }
 
 }  // namespace imageburner
 }  // namespace chromeos