[gtk+] Fix leaking calls to gdk_device_manager_list_devices()

[Matthias Clasen <matthiasc src gnome org>]

commit 793d12d70d171d2b50deb7e272612a3af571f677
Author: Garrett Regier <alias301 gmail com>
Date:   Sat Mar 19 09:09:27 2011 -0700

    Fix leaking calls to gdk_device_manager_list_devices()
    
    gdk_device_manager_list_devices() returns a newly allocated list.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=645234

 gdk/gdkwindow.c      |    2 ++
 gtk/gtkaboutdialog.c |    2 ++
 gtk/gtktreeview.c    |    2 ++
 3 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index 8318b99..8341106 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -8903,6 +8903,8 @@ gdk_window_set_source_events (GdkWindow      *window,
         gdk_window_set_device_events (window, device, event_mask);
     }
 
+  g_list_free (devices);
+
   /* Update accounting */
   if (G_UNLIKELY (!window->source_event_masks))
     window->source_event_masks = g_hash_table_new (NULL, NULL);
diff --git a/gtk/gtkaboutdialog.c b/gtk/gtkaboutdialog.c
index 8ded837..f9335c0 100644
--- a/gtk/gtkaboutdialog.c
+++ b/gtk/gtkaboutdialog.c
@@ -2052,6 +2052,8 @@ text_view_visibility_notify_event (GtkWidget          *text_view,
       set_cursor_if_appropriate (about, GTK_TEXT_VIEW (text_view), dev, bx, by);
     }
 
+  g_list_free (devices);
+
   return FALSE;
 }
 
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 91ee7a5..5ba2252 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -10933,6 +10933,8 @@ send_focus_change (GtkWidget *widget,
 
       gdk_event_free (fevent);
     }
+
+  g_list_free (devices);
 }
 
 static void