Add base:: to string16s in chrome/.

chrome/installer/setup/install.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 the specification of setup main functions.
 
 #ifndef CHROME_INSTALLER_SETUP_INSTALL_H_
 #define CHROME_INSTALLER_SETUP_INSTALL_H_
 
 #include <vector>
@@ skipping 34 matching lines @@
   CURRENT_USER,
   // Install global shortcuts visible to all users. Note: the Quick Launch
   // and taskbar pin shortcuts are still installed per-user (as they have no
   // all-users version).
   ALL_USERS,
 };
 
 // Escape |att_value| as per the XML AttValue production
 // (http://www.w3.org/TR/2008/REC-xml-20081126/#NT-AttValue) for a value in
 // single quotes.
-void EscapeXmlAttributeValueInSingleQuotes(string16* att_value);
+void EscapeXmlAttributeValueInSingleQuotes(base::string16* att_value);
 
 // Creates VisualElementsManifest.xml beside chrome.exe in |src_path| if
 // |src_path|\VisualElements exists.
 // Returns true unless the manifest is supposed to be created, but fails to be.
 bool CreateVisualElementsManifest(const base::FilePath& src_path,
                                   const Version& version);
 
 // Overwrites shortcuts (desktop, quick launch, and start menu) if they are
 // present on the system.
 // |prefs| can affect the behavior of this method through
@@ skipping 67 matching lines @@
                                  bool force);
 
 // Launches app_host.exe to install content from web store (non-blocking).
 // Returns true on successful execution (although successful installation
 // is not guaranteed).
 bool InstallFromWebstore(const std::string& app_code);
 
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_SETUP_INSTALL_H_