Support autocompletion for HTMl5 tags:"email", "month" and "tel".

chrome/browser/autofill/personal_data_manager.cc

Index: chrome/browser/autofill/personal_data_manager.cc
diff --git a/chrome/browser/autofill/personal_data_manager.cc b/chrome/browser/autofill/personal_data_manager.cc
index 52b4ca7dd233d3b19e47e6e1b443c57f2a4ddb2d..7168c37cc24303342200ac0faa8ab774e346ab6a 100644
--- a/chrome/browser/autofill/personal_data_manager.cc
+++ b/chrome/browser/autofill/personal_data_manager.cc
@@ -168,8 +168,13 @@ bool PersonalDataManager::ImportFormData(
         // If the user has a password set, we have no way of setting credit
         // card numbers.
         if (!HasPassword()) {
-          imported_credit_card_->SetInfo(AutoFillType(field_type.field_type()),
-                                         value);
+          if (LowerCaseEqualsASCII(field->form_control_type(), "month")) {
+            DCHECK_EQ(CREDIT_CARD_EXP_MONTH, field_type.field_type());
+            imported_credit_card_->SetInfoForMonthInputType(value);
+          } else {
+            imported_credit_card_->SetInfo(
+                AutoFillType(field_type.field_type()), value);
+          }
           ++importable_credit_card_fields;
         }
       } else {