Fix for empty form autofill popups

webkit/glue/webview_impl.cc

Index: webkit/glue/webview_impl.cc
===================================================================
--- webkit/glue/webview_impl.cc	(revision 12500)
+++ webkit/glue/webview_impl.cc	(working copy)
@@ -1767,6 +1767,13 @@
 
 void WebViewImpl::RefreshAutofillPopup() {
   DCHECK(autocomplete_popup_showing_);
+
+  // Hide the popup if it has become empty.
+  if (autocomplete_popup_client_->listSize() == 0) {
+    HideAutoCompletePopup();
+    return;
+  }
+
   IntRect old_bounds = autocomplete_popup_->boundsRect();
   autocomplete_popup_->refresh();
   IntRect new_bounds = autocomplete_popup_->boundsRect();