Add base:: to string16s in chrome/.

chrome/installer/util/l10n_string_util.h

 // 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.
 //
 // This file contains helper functions for getting strings that are included in
 // our DLL for all languages (i.e., does not come from our language DLL).
 //
 // These resource strings are organized such that we can get a localized string
 // by taking the base resource ID and adding a language offset.  For example,
 // to get the resource id for the localized product name in en-US, we take
 // IDS_PRODUCT_NAME_BASE + IDS_L10N_OFFSET_EN_US.
 
 #ifndef CHROME_INSTALLER_UTIL_L10N_STRING_UTIL_H_
 #define CHROME_INSTALLER_UTIL_L10N_STRING_UTIL_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
 
 namespace installer {
 
 class TranslationDelegate {
  public:
   virtual ~TranslationDelegate();
-  virtual string16 GetLocalizedString(int installer_string_id) = 0;
+  virtual base::string16 GetLocalizedString(int installer_string_id) = 0;
 };
 
 // If we're in Chrome, the installer strings aren't in the binary, but are in
 // the localized pak files.  A TranslationDelegate must be provided so we can
 // load these strings.
 void SetTranslationDelegate(TranslationDelegate* delegate);
 
 // Given a string base id, return the localized version of the string based on
 // the system language.  This is used for shortcuts placed on the user's
 // desktop.  The string is retrieved from the TranslationDelegate if one has
 // been set.  Otherwise, the string is read from the binary's string table.
 std::wstring GetLocalizedString(int base_message_id);
 
 // Given the system language, return a url that points to the localized eula.
 // The empty string is returned on failure.
 std::wstring GetLocalizedEulaResource();
 
 // Returns the language identifier of the translation currently in use.
 std::wstring GetCurrentTranslation();
 
 }  // namespace installer.
 
 #endif  // CHROME_INSTALLER_UTIL_L10N_STRING_UTIL_H_