Drop the env var for scrolling control

This was never meant to be an official api, but rather
a transition help. Time to drop it for GTK+ 4.

diff --git a/gtk/gtkscrolledwindow.c b/gtk/gtkscrolledwindow.c
index 021ebf6d3e6594c0a30957be6afc5e99b6ce62ea..a9a206182a78d8f1fdf6a9f01191ff69bc032563 100644 (file)
--- a/gtk/gtkscrolledwindow.c
+++ b/gtk/gtkscrolledwindow.c
@@ -3891,9 +3891,6 @@ gtk_scrolled_window_update_use_indicators (GtkScrolledWindow *scrolled_window)
 
   use_indicators = priv->overlay_scrolling;
 
-  if (g_strcmp0 (g_getenv ("GTK_OVERLAY_SCROLLING"), "0") == 0)
-    use_indicators = FALSE;
-
   if (priv->use_indicators != use_indicators)
     {
       priv->use_indicators = use_indicators;