[metacity] compositor-xrender.c: remove unused variables

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 04d8cda6ff497b48cbbfa1e59aac2b0a3dad494f
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Tue Jun 3 15:30:41 2014 +0300

    compositor-xrender.c: remove unused variables

 src/compositor/compositor-xrender.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/src/compositor/compositor-xrender.c b/src/compositor/compositor-xrender.c
index 2253755..a015f01 100644
--- a/src/compositor/compositor-xrender.c
+++ b/src/compositor/compositor-xrender.c
@@ -1129,8 +1129,7 @@ paint_windows (MetaScreen   *screen,
   MetaCompScreen *info = meta_screen_get_compositor_data (screen);
   Display *xdisplay = meta_display_get_xdisplay (display);
   GList *index, *last;
-  int screen_width, screen_height, screen_number;
-  Window xroot;
+  int screen_width, screen_height;
   MetaCompWindow *cw;
   XserverRegion paint_region, desktop_region;
 
@@ -1140,8 +1139,6 @@ paint_windows (MetaScreen   *screen,
     }
 
   meta_screen_get_size (screen, &screen_width, &screen_height);
-  screen_number = meta_screen_get_screen_number (screen);
-  xroot = meta_screen_get_xroot (screen);
 
   if (region == None) 
     {