[gtk] widget: Avoid an unnecessary check

[Mohammed Sadiq <pksadiq src gnome org>]

commit 33bacb41503c0ee623a2958ed1ffcc80bc716d95
Author: Mohammed Sadiq <sadiq sadiqpk org>
Date:   Fri May 11 07:09:45 2018 +0530

    widget: Avoid an unnecessary check
    
    The preceding loop terminates when either the widget is NULL,
    or if their type matches. There is no reason to check that again

 gtk/gtkwidget.c | 3 ---
 1 file changed, 3 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 59b6409c98..9ff1562367 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -8114,9 +8114,6 @@ gtk_widget_get_ancestor (GtkWidget *widget,
   while (widget && !g_type_is_a (G_OBJECT_TYPE (widget), widget_type))
     widget = widget->priv->parent;
 
-  if (!(widget && g_type_is_a (G_OBJECT_TYPE (widget), widget_type)))
-    return NULL;
-
   return widget;
 }