Store the language code for the address in autofill profile.

components/autofill/core/browser/autofill_profile.cc

Index: components/autofill/core/browser/autofill_profile.cc
diff --git a/components/autofill/core/browser/autofill_profile.cc b/components/autofill/core/browser/autofill_profile.cc
index 3e7e7aa14c5a5195f8b7fa5bca780f49c3c042a7..fafcbb3adc04b4496986a87e5331d7e737ca31c2 100644
--- a/components/autofill/core/browser/autofill_profile.cc
+++ b/components/autofill/core/browser/autofill_profile.cc
@@ -262,6 +262,7 @@ AutofillProfile& AutofillProfile::operator=(const AutofillProfile& profile) {
     phone_number_[i].set_profile(this);
 
   address_ = profile.address_;
+  set_language_code(profile.language_code());
 
   return *this;
 }
@@ -444,7 +445,7 @@ int AutofillProfile::Compare(const AutofillProfile& profile) const {
     }
   }
 
-  return 0;
+  return language_code().compare(profile.language_code());
 }
 
 bool AutofillProfile::operator==(const AutofillProfile& profile) const {
@@ -845,6 +846,8 @@ std::ostream& operator<<(std::ostream& os, const AutofillProfile& profile) {
       << " "
       << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_COUNTRY))
       << " "
+      << profile.language_code()
+      << " "
       << UTF16ToUTF8(MultiString(profile, PHONE_HOME_WHOLE_NUMBER));
 }