[gnome-shell] window-tracker: Fix typo

[Florian Müllner <fmuellner src gnome org>]

commit ba06a87ba8709774f6aad1f5bff4303b267f75b4
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Jan 24 12:23:48 2014 -0500

    window-tracker: Fix typo

 src/shell-window-tracker.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/shell-window-tracker.c b/src/shell-window-tracker.c
index 1e3d20a..9c1319c 100644
--- a/src/shell-window-tracker.c
+++ b/src/shell-window-tracker.c
@@ -496,7 +496,7 @@ on_wm_class_changed (MetaWindow  *window,
   /* It's simplest to just treat this as a remove + add. */
   disassociate_window (self, window);
   track_window (self, window);
-  /* also just recaulcuate the focused app, in case it was the focused
+  /* also just recalculate the focused app, in case it was the focused
      window that changed */
   update_focus_app (self);
 }