Disable the Mac "Access Address Book" Autofill popup.

components/autofill/core/browser/autofill_external_delegate.cc

Index: components/autofill/core/browser/autofill_external_delegate.cc
diff --git a/components/autofill/core/browser/autofill_external_delegate.cc b/components/autofill/core/browser/autofill_external_delegate.cc
index 57777c8e37c8e90abea955977f67648bd4246c3e..80ad335a44a0e4c50f92eb406bdb0d6884ee5045 100644
--- a/components/autofill/core/browser/autofill_external_delegate.cc
+++ b/components/autofill/core/browser/autofill_external_delegate.cc
@@ -117,6 +117,8 @@ void AutofillExternalDelegate::OnSuggestionsReturned(
   // updated to match.
   InsertDataListValues(&values, &labels, &icons, &ids);
 
+// Temporarily disabled. See http://crbug.com/408695
+#if 0
 #if defined(OS_MACOSX) && !defined(OS_IOS)
   if (values.empty() &&
       manager_->ShouldShowAccessAddressBookSuggestion(query_form_,
@@ -130,6 +132,7 @@ void AutofillExternalDelegate::OnSuggestionsReturned(
     EmitHistogram(SHOWED_ACCESS_ADDRESS_BOOK_ENTRY);
   }
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
+#endif
 
   if (values.empty()) {
     // No suggestions, any popup currently showing is obsolete.