Store the language code for the address in autofill profile.

chrome/browser/ui/autofill/autofill_dialog_i18n_input.cc

Index: chrome/browser/ui/autofill/autofill_dialog_i18n_input.cc
diff --git a/chrome/browser/ui/autofill/autofill_dialog_i18n_input.cc b/chrome/browser/ui/autofill/autofill_dialog_i18n_input.cc
index c079e3d9c5cb82b28f4f32eeede7e9bb599d704c..edda3b393c8d6cc5758ff890e08bfde7ffdd47fc 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_i18n_input.cc
+++ b/chrome/browser/ui/autofill/autofill_dialog_i18n_input.cc
@@ -38,12 +38,12 @@ DetailInput::Length LengthFromHint(AddressUiComponent::LengthHint hint) {
 
 void BuildAddressInputs(common::AddressType address_type,
                         const std::string& country_code,
-                        DetailInputs* inputs) {
-  // TODO(rouslan): Store the language code for the autofill profile.
-  // http://crbug.com/354955
+                        DetailInputs* inputs,
+                        std::string* language_code) {
   std::vector<AddressUiComponent> components(
       ::i18n::addressinput::BuildComponents(
-          country_code, g_browser_process->GetApplicationLocale(), NULL));
+          country_code, g_browser_process->GetApplicationLocale(),
+          language_code));
 
   const bool billing = address_type == common::ADDRESS_TYPE_BILLING;