Update some uses of UTF conversions in chrome/browser to use the base:: namespace.

chrome/browser/apps/shortcut_manager.cc

 // Copyright 2013 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/apps/shortcut_manager.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/prefs/pref_service.h"
@@ skipping 108 matching lines @@
           content::Details<const extensions::InstalledExtensionInfo>(details)
               .ptr();
       const Extension* extension = installed_info->extension;
       if (ShouldCreateShortcutFor(extension)) {
         // If the app is being updated, update any existing shortcuts but do not
         // create new ones. If it is being installed, automatically create a
         // shortcut in the applications menu (e.g., Start Menu).
         base::Callback<void(const ShellIntegration::ShortcutInfo&)>
             create_or_update;
         if (installed_info->is_update) {
-          base::string16 old_title = UTF8ToUTF16(installed_info->old_name);
+          base::string16 old_title =
+              base::UTF8ToUTF16(installed_info->old_name);
           create_or_update = base::Bind(&web_app::UpdateAllShortcuts,
                                         old_title);
         } else {
           create_or_update = base::Bind(&CreateShortcutsInApplicationsMenu);
         }
 
         web_app::UpdateShortcutInfoAndIconForApp(*extension, profile_,
                                                  create_or_update);
       }
       break;
@@ skipping 54 matching lines @@
           *it->get(), profile_, base::Bind(&CreateShortcutsInApplicationsMenu));
   }
 }
 
 void AppShortcutManager::DeleteApplicationShortcuts(
     const Extension* extension) {
   ShellIntegration::ShortcutInfo delete_info =
       web_app::ShortcutInfoForExtensionAndProfile(extension, profile_);
   web_app::DeleteAllShortcuts(delete_info);
 }