[libchamplain] fix callback structure of the 'map-data-changed' signal

[Pierre-Luc Beaudoin <plbeaudoin src gnome org>]

commit ed692c96687bfe4a79ef35d462c47a3c9c3380bc
Author: Simon Wenner <simon wenner ch>
Date:   Fri Jun 26 17:29:01 2009 +0200

    fix callback structure of the 'map-data-changed' signal

 champlain/champlain-map-data-source.c    |    4 ++--
 champlain/champlain-memphis-map-source.c |    1 -
 2 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/champlain/champlain-map-data-source.c b/champlain/champlain-map-data-source.c
index bb78462..c83cbb5 100644
--- a/champlain/champlain-map-data-source.c
+++ b/champlain/champlain-map-data-source.c
@@ -122,8 +122,8 @@ champlain_map_data_source_class_init (ChamplainMapDataSourceClass *klass)
   signals[MAP_DATA_CHANGED] =
       g_signal_new ("map-data-changed", G_OBJECT_CLASS_TYPE (object_class),
           G_SIGNAL_RUN_LAST, 0, NULL, NULL,
-          g_cclosure_marshal_VOID__OBJECT, G_TYPE_NONE,
-          1, CHAMPLAIN_TYPE_MAP_DATA_SOURCE);
+          g_cclosure_marshal_VOID__VOID, G_TYPE_NONE,
+          0, NULL);
 }
 
 static void
diff --git a/champlain/champlain-memphis-map-source.c b/champlain/champlain-memphis-map-source.c
index 8a0bfd3..cfe2c08 100644
--- a/champlain/champlain-memphis-map-source.c
+++ b/champlain/champlain-memphis-map-source.c
@@ -119,7 +119,6 @@ champlain_memphis_map_source_finalize (GObject *object)
 
 static void
 map_data_changed_cb (ChamplainMapDataSource *map_data_source,
-    GParamSpec *arg1,
     ChamplainMemphisMapSource *map_source)
 {
   g_assert (CHAMPLAIN_IS_MAP_DATA_SOURCE (map_data_source) &&