[gtk+] x11: send monitors-changed when screen scale changes

[Alexander Larsson <alexl src gnome org>]

commit 3a0b65c5b9ebb872226cb1792ab4ff06da83585a
Author: Alexander Larsson <alexl redhat com>
Date:   Sat Aug 3 16:51:28 2013 +0200

    x11: send monitors-changed when screen scale changes

 gdk/x11/gdkscreen-x11.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gdk/x11/gdkscreen-x11.c b/gdk/x11/gdkscreen-x11.c
index 1baf471..5efdf54 100644
--- a/gdk/x11/gdkscreen-x11.c
+++ b/gdk/x11/gdkscreen-x11.c
@@ -1114,6 +1114,8 @@ _gdk_x11_screen_set_window_scale (GdkX11Screen *x11_screen,
 
       _gdk_x11_window_set_window_scale (window, scale);
     }
+
+  g_signal_emit_by_name (GDK_SCREEN (x11_screen), "monitors-changed");
 }
 
 /*