Autofill database migration to clean up bogus profiles.

chrome/browser/autofill/select_control_handler.cc

 // Copyright (c) 2011 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/autofill/select_control_handler.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
@@ skipping 224 matching lines @@
   } else if (type.field_type() == ADDRESS_HOME_COUNTRY ||
              type.field_type() == ADDRESS_BILLING_COUNTRY) {
     FillCountrySelectControl(form_group, field);
   } else if (type.field_type() == CREDIT_CARD_EXP_MONTH) {
     FillExpirationMonthSelectControl(field_text, field);
   }
 
   return;
 }
 
+bool IsValidState(string16 value) {
+  return !State::Abbreviation(value).empty() || !State::FullName(value).empty();
+}
+
 }  // namespace autofill