[glib] Speed up property change notification a bit

[Matthias Clasen <matthiasc src gnome org>]

commit 00933dfc9cc525963c6833d3180b593a87bb15bb
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Sep 7 20:56:10 2015 -0400

    Speed up property change notification a bit
    
    Avoid the quark lock and hash table lookup for every
    emission of ::notify.

 gobject/gobject.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/gobject/gobject.c b/gobject/gobject.c
index 89ad66f..ac0fa18 100644
--- a/gobject/gobject.c
+++ b/gobject/gobject.c
@@ -1050,7 +1050,6 @@ g_object_finalize (GObject *object)
 #endif /* G_ENABLE_DEBUG */
 }
 
-
 static void
 g_object_dispatch_properties_changed (GObject     *object,
                                      guint        n_pspecs,
@@ -1059,7 +1058,7 @@ g_object_dispatch_properties_changed (GObject     *object,
   guint i;
 
   for (i = 0; i < n_pspecs; i++)
-    g_signal_emit (object, gobject_signals[NOTIFY], g_quark_from_string (pspecs[i]->name), pspecs[i]);
+    g_signal_emit (object, gobject_signals[NOTIFY], g_param_spec_get_name_quark (pspecs[i]), pspecs[i]);
 }
 
 /**