[mutter] default plugin: Clean up unused n_workspaces variable.

[Owen Taylor <otaylor src gnome org>]

commit 7e530940447874f6a62a4f858d3a164aa2c5383e
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Thu Jan 13 16:06:47 2011 -0500

    default plugin: Clean up unused n_workspaces variable.
    
    n_workspaces is unused, which may cause compilation
    errors under certain environments.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=639458

 src/compositor/plugins/default.c |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/src/compositor/plugins/default.c b/src/compositor/plugins/default.c
index 6d6297c..89e2648 100644
--- a/src/compositor/plugins/default.c
+++ b/src/compositor/plugins/default.c
@@ -319,12 +319,10 @@ switch_workspace (MetaPlugin *plugin,
 {
   MetaDefaultPluginPrivate *priv = META_DEFAULT_PLUGIN (plugin)->priv;
   GList        *l;
-  gint          n_workspaces;
   ClutterActor *workspace0  = clutter_group_new ();
   ClutterActor *workspace1  = clutter_group_new ();
   ClutterActor *stage;
   int           screen_width, screen_height;
-  MetaScreen   *screen = meta_plugin_get_screen (plugin);
   ClutterAnimation *animation;
 
   stage = meta_plugin_get_stage (plugin);
@@ -350,8 +348,6 @@ switch_workspace (MetaPlugin *plugin,
       return;
     }
 
-  n_workspaces = meta_screen_get_n_workspaces (screen);
-
   l = g_list_last (meta_plugin_get_window_actors (plugin));
 
   while (l)