Revert of Move JoinString to the base namespace

components/autofill/core/browser/autofill_profile.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 "components/autofill/core/browser/autofill_profile.h"
 
 #include <algorithm>
 #include <functional>
 #include <map>
 #include <ostream>
@@ skipping 310 matching lines @@
 base::string16 AutofillProfile::GetInfo(const AutofillType& type,
                                         const std::string& app_locale) const {
   if (type.html_type() == HTML_TYPE_FULL_ADDRESS) {
     scoped_ptr<AddressData> address_data =
         i18n::CreateAddressDataFromAutofillProfile(*this, app_locale);
     if (!addressinput::HasAllRequiredFields(*address_data))
       return base::string16();
 
     std::vector<std::string> lines;
     ::i18n::addressinput::GetFormattedNationalAddress(*address_data, &lines);
-    return base::UTF8ToUTF16(base::JoinString(lines, "\n"));
+    return base::UTF8ToUTF16(JoinString(lines, '\n'));
   }
 
   const FormGroup* form_group = FormGroupForType(type);
   if (!form_group)
     return base::string16();
 
   return form_group->GetInfo(type, app_locale);
 }
 
 bool AutofillProfile::SetInfo(const AutofillType& type,
@@ skipping 618 matching lines @@
             << " " << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_CITY)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_STATE)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_ZIP)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_SORTING_CODE)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_COUNTRY)) << " "
             << profile.language_code() << " "
             << UTF16ToUTF8(profile.GetRawInfo(PHONE_HOME_WHOLE_NUMBER));
 }
 
 }  // namespace autofill