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

chrome/browser/signin/signin_ui_util.cc

 // Copyright (c) 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/signin/signin_ui_util.h"
 
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_global_error.h"
@@ skipping 57 matching lines @@
 
   // Even if the user is signed in, don't display the "signed in as..."
   // label if we're still setting up sync.
   if (!service || !service->FirstSetupInProgress()) {
     std::string username;
     SigninManagerBase* signin_manager =
         SigninManagerFactory::GetForProfileIfExists(profile);
     if (signin_manager)
       username = signin_manager->GetAuthenticatedUsername();
     if (!username.empty() && !signin_manager->AuthInProgress()) {
-      base::string16 elided_username = gfx::ElideEmail(UTF8ToUTF16(username),
-                                                 gfx::FontList(),
-                                                 kUsernameMaxWidth);
+      base::string16 elided_username = gfx::ElideEmail(
+          base::UTF8ToUTF16(username), gfx::FontList(), kUsernameMaxWidth);
       return l10n_util::GetStringFUTF16(IDS_SYNC_MENU_SYNCED_LABEL,
                                         elided_username);
     }
   }
   return l10n_util::GetStringFUTF16(IDS_SYNC_MENU_PRE_SYNCED_LABEL,
       l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_NAME));
 }
 
 // Given an authentication state this helper function returns various labels
 // that can be used to display information about the state.
 void GetStatusLabelsForAuthError(Profile* profile,
                                  const SigninManagerBase& signin_manager,
                                  base::string16* status_label,
                                  base::string16* link_label) {
   base::string16 username =
-      UTF8ToUTF16(signin_manager.GetAuthenticatedUsername());
+      base::UTF8ToUTF16(signin_manager.GetAuthenticatedUsername());
   base::string16 product_name = l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
   if (link_label)
     link_label->assign(l10n_util::GetStringUTF16(IDS_SYNC_RELOGIN_LINK_LABEL));
 
   const GoogleServiceAuthError::State state =
       SigninGlobalError::GetForProfile(profile)->GetLastAuthError().state();
   switch (state) {
     case GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS:
     case GoogleServiceAuthError::SERVICE_ERROR:
     case GoogleServiceAuthError::ACCOUNT_DELETED:
@@ skipping 35 matching lines @@
     default:
       if (status_label) {
         status_label->assign(l10n_util::GetStringUTF16(
             IDS_SYNC_ERROR_SIGNING_IN));
       }
       break;
   }
 }
 
 }  // namespace signin_ui_util