base: Fix the TODO in string_util.h

chrome/browser/ui/webui/options/chromeos/cros_language_options_handler.cc

 // Copyright (c) 2011 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/ui/webui/options/chromeos/cros_language_options_handler.h"
 
 #include <map>
 #include <set>
 #include <vector>
 
+#include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/user_metrics.h"
 #include "grit/chromium_strings.h"
@@ skipping 170 matching lines @@
 
   Browser* browser = Browser::GetBrowserForController(
       &web_ui_->tab_contents()->controller(), NULL);
   if (browser)
     browser->ExecuteCommand(IDC_EXIT);
 }
 
 void CrosLanguageOptionsHandler::InputMethodDisableCallback(
     const ListValue* args) {
   const std::string input_method_id = UTF16ToASCII(ExtractStringValue(args));
-  const std::string action = StringPrintf(
+  const std::string action = base::StringPrintf(
       "LanguageOptions_DisableInputMethod_%s", input_method_id.c_str());
   UserMetrics::RecordComputedAction(action);
 }
 
 void CrosLanguageOptionsHandler::InputMethodEnableCallback(
     const ListValue* args) {
   const std::string input_method_id = UTF16ToASCII(ExtractStringValue(args));
-  const std::string action = StringPrintf(
+  const std::string action = base::StringPrintf(
       "LanguageOptions_EnableInputMethod_%s", input_method_id.c_str());
   UserMetrics::RecordComputedAction(action);
 }
 
 void CrosLanguageOptionsHandler::InputMethodOptionsOpenCallback(
     const ListValue* args) {
   const std::string input_method_id = UTF16ToASCII(ExtractStringValue(args));
-  const std::string action = StringPrintf(
+  const std::string action = base::StringPrintf(
       "InputMethodOptions_Open_%s", input_method_id.c_str());
   UserMetrics::RecordComputedAction(action);
 }
 
 } // namespace chromeos