rAc: use libaddressinput to validate international addresses.

chrome/browser/ui/autofill/autofill_dialog_i18n_input.h

Index: chrome/browser/ui/autofill/autofill_dialog_i18n_input.h
diff --git a/chrome/browser/ui/autofill/autofill_dialog_i18n_input.h b/chrome/browser/ui/autofill/autofill_dialog_i18n_input.h
index 92e80ff74734a069ae8d28b427172c8960ff2fa1..a1580e8c036d8d32efbcdd430cd0568fdd405d33 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_i18n_input.h
+++ b/chrome/browser/ui/autofill/autofill_dialog_i18n_input.h
@@ -7,6 +7,7 @@
 
 #include "chrome/browser/ui/autofill/autofill_dialog_common.h"
 #include "chrome/browser/ui/autofill/autofill_dialog_types.h"
+#include "third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_field.h"
 
 namespace autofill {
 
@@ -33,6 +34,10 @@ bool CardHasCompleteAndVerifiedData(const CreditCard& card);
 // exact set of required fields depends on the region.
 bool AddressHasCompleteAndVerifiedData(const AutofillProfile& profile);
 
+// Returns the corresponding Autofill server type for |field|.
+ServerFieldType TypeForField(::i18n::addressinput::AddressField field,
+                             common::AddressType address_type);
+
 }  // namespace i18ninput
 }  // namespace autofill