Cleanup AdjustStringForLocaleDirection()

chrome/browser/chromeos/dom_ui/imageburner_ui.cc

 // Copyright (c) 2010 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/dom_ui/imageburner_ui.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/i18n/rtl.h"
 #include "base/message_loop.h"
@@ skipping 294 matching lines @@
 
   dom_ui_->CallJavascriptFunction(L"burnProgressUpdated", progress_value);
 }
 
 std::wstring ImageBurnHandler::GetBurnProgressText(int64 total_burnt,
                                                    int64 image_size) {
   DataUnits amount_units = GetByteDisplayUnits(total_burnt);
   std::wstring burnt_size =
       UTF16ToWideHack(FormatBytes(total_burnt, amount_units, true));
 
-  std::wstring burnt_size_localized;
-  if (base::i18n::AdjustStringForLocaleDirection(burnt_size,
-                                                 &burnt_size_localized)) {
-    burnt_size.assign(burnt_size_localized);
-  }
+  base::i18n::AdjustStringForLocaleDirection(&burnt_size);
 
   if (image_size) {
     amount_units = GetByteDisplayUnits(image_size);
     std::wstring total_text =
         UTF16ToWideHack(FormatBytes(image_size, amount_units, true));
-    std::wstring total_text_localized;
-    if (base::i18n::AdjustStringForLocaleDirection(total_text,
-                                                   &total_text_localized))
-    total_text.assign(total_text_localized);
+    base::i18n::AdjustStringForLocaleDirection(&total_text);
 
     return l10n_util::GetStringF(IDS_IMAGEBURN_BURN_PROGRESS,
                                  burnt_size,
                                  total_text);
   } else {
     return l10n_util::GetStringF(IDS_IMAGEBURN_BURN_PROGRESS_SIZE_UNKNOWN,
                                   burnt_size);
   }
 }
 
@@ skipping 275 matching lines @@
   ImageBurnHandler* handler = new ImageBurnHandler(contents);
   AddMessageHandler((handler)->Attach(this));
   ImageBurnUIHTMLSource* html_source = new ImageBurnUIHTMLSource();
   BrowserThread::PostTask(
        BrowserThread::IO, FROM_HERE,
        NewRunnableMethod(
            Singleton<ChromeURLDataManager>::get(),
            &ChromeURLDataManager::AddDataSource,
            make_scoped_refptr(html_source)));
 }