[mutter] display: Remove the same checks in end_grab_op

[Jasper St. Pierre <jstpierre src gnome org>]

commit 1d5b4e5b2f1bbf92c23cd454fdf4dd0db691ed56
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Apr 28 17:25:39 2014 -0400

    display: Remove the same checks in end_grab_op

 src/core/display.c |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/src/core/display.c b/src/core/display.c
index 8b3297b..041393b 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -1877,8 +1877,7 @@ meta_display_end_grab_op (MetaDisplay *display,
   g_signal_emit (display, display_signals[GRAB_OP_END], 0,
                  display->screen, display->grab_window, display->grab_op);
 
-  if (display->grab_window != NULL &&
-      meta_grab_op_is_moving_or_resizing (display->grab_op))
+  if (meta_grab_op_is_moving_or_resizing (display->grab_op))
     {
       /* Clear out the edge cache */
       meta_display_cleanup_edges (display);
@@ -1906,10 +1905,7 @@ meta_display_end_grab_op (MetaDisplay *display,
     {
       meta_topic (META_DEBUG_WINDOW_OPS,
                   "Ungrabbing all keys timestamp %u\n", timestamp);
-      if (display->grab_window)
-        meta_window_ungrab_all_keys (display->grab_window, timestamp);
-      else
-        meta_screen_ungrab_all_keys (display->screen, timestamp);
+      meta_window_ungrab_all_keys (display->grab_window, timestamp);
     }
 
   tracker = meta_cursor_tracker_get_for_screen (display->screen);