[gnome-shell] Bug 591626 - Fix crash in ShellAppMonitor

[Colin Walters <walters src gnome org>]

commit 51723bb93b88ad07efbed5f1cd04172533810cf1
Author: Colin Walters <walters verbum org>
Date:   Wed Aug 12 19:45:17 2009 -0400

    Bug 591626 - Fix crash in ShellAppMonitor
    
    Pass application into signal as expected.  Be sure to reference
    it across the call, since removal from the hash unrefs it.

 src/shell-app-monitor.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/src/shell-app-monitor.c b/src/shell-app-monitor.c
index ebeba0e..08ce67e 100644
--- a/src/shell-app-monitor.c
+++ b/src/shell-app-monitor.c
@@ -595,6 +595,8 @@ shell_app_monitor_on_window_removed (MetaWorkspace   *workspace,
   if (!app)
     return;
 
+  shell_app_info_ref (app);
+
   usage = get_app_usage_from_window (self, window);
 
   if (window == self->watched_window)
@@ -609,8 +611,10 @@ shell_app_monitor_on_window_removed (MetaWorkspace   *workspace,
   if (usage->window_count == 0)
     {
       usage->initially_seen_sequence = 0;
-      g_signal_emit (self, signals[APP_REMOVED], 0);
+      g_signal_emit (self, signals[APP_REMOVED], 0, app);
     }
+
+  shell_app_info_unref (app);
 }
 
 static void