The "size-request" event is run-first, clean up the Omnibox handler.

chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc

Index: chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc
diff --git a/chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc b/chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc
index 20609db730602fdac392355fcb52af0c7bb86d7f..566c8d2bc263e72940674514472bcaa5f3093188 100644
--- a/chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc
+++ b/chrome/browser/autocomplete/autocomplete_edit_view_gtk.cc
@@ -458,11 +458,10 @@ void AutocompleteEditViewGtk::HandleViewMoveCursor(
   g_signal_stop_emission_by_name(text_view_, "move-cursor");
 }
 
-gboolean AutocompleteEditViewGtk::HandleViewSizeRequest(GtkRequisition* req) {
-  // Don't force a minimum width, but use the font-relative height.
-  GTK_WIDGET_GET_CLASS(text_view_)->size_request(text_view_, req);
+void AutocompleteEditViewGtk::HandleViewSizeRequest(GtkRequisition* req) {
+  // Don't force a minimum width, but use the font-relative height.  This is a
+  // run-first handler, so the default handler was already called.
   req->width = 1;
-  return TRUE;  // We already called the default handler.
 }
 
 AutocompleteEditViewGtk::CharRange AutocompleteEditViewGtk::GetSelection() {