mac: Don't show "Access Address Book" prompt if Autofill is disabled.

components/autofill/core/browser/autofill_manager.cc

Index: components/autofill/core/browser/autofill_manager.cc
diff --git a/components/autofill/core/browser/autofill_manager.cc b/components/autofill/core/browser/autofill_manager.cc
index 68d2a361e98cdff996d11e5d7def52bbd4fa7053..80409deda5bf06a1a1177b714b34db0a18f1482c 100644
--- a/components/autofill/core/browser/autofill_manager.cc
+++ b/components/autofill/core/browser/autofill_manager.cc
@@ -285,13 +285,17 @@ void AutofillManager::ShowAutofillSettings() {
 bool AutofillManager::ShouldShowAccessAddressBookSuggestion(
     const FormData& form,
     const FormFieldData& field) {
-  if (!personal_data_)
+  if (!personal_data_ || !field.should_autocomplete)
     return false;
+
   FormStructure* form_structure = NULL;
   AutofillField* autofill_field = NULL;
   if (!GetCachedFormAndField(form, field, &form_structure, &autofill_field))
     return false;
 
+  if (!form_structure->IsAutofillable())
+    return false;
+
   return personal_data_->ShouldShowAccessAddressBookSuggestion(
       autofill_field->Type());
 }