[gedit] Fix leaking the GeditApp

[Garrett Regier <gregier src gnome org>]

commit ee457a67c5c57a867dc397280d4c84cfb27021ed
Author: Garrett Regier <garrettregier gmail com>
Date:   Wed Jun 25 06:43:27 2014 -0700

    Fix leaking the GeditApp
    
    This was caused due to a reference cycle with GeditAppActivatable.
    Also report a debug message if the GeditApp is leaked.

 gedit/gedit.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/gedit/gedit.c b/gedit/gedit.c
index 8561e13..5bd4066 100644
--- a/gedit/gedit.c
+++ b/gedit/gedit.c
@@ -21,7 +21,9 @@
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
+
 #include <glib.h>
+
 #include "gedit-app.h"
 #ifdef OS_OSX
 #include "gedit-app-osx.h"
@@ -33,6 +35,8 @@
 #endif
 #endif
 
+#include "gedit-debug.h"
+
 #ifdef G_OS_WIN32
 #include <gmodule.h>
 static GModule *libgedit_dll = NULL;
@@ -113,8 +117,20 @@ main (int argc, char *argv[])
 
        status = g_application_run (G_APPLICATION (app), argc, argv);
 
+       /* Break reference cycles caused by the PeasExtensionSet
+        * for GeditAppActivatable which holds a ref on the GeditApp
+        */
+       g_object_run_dispose (G_OBJECT (app));
+
+       g_object_add_weak_pointer (G_OBJECT (app), (gpointer *) &app);
        g_object_unref (app);
 
+       if (app != NULL)
+       {
+               gedit_debug_message (DEBUG_APP, "Leaking with %i refs",
+                                    G_OBJECT (app)->ref_count);
+       }
+
 #ifdef G_OS_WIN32
        gedit_w32_unload_private_dll ();
 #endif