[planner] Remove deprecated GDK unref function calls

[Alexandre Franke <afranke src gnome org>]

commit 455950e5f060632906fdae00c1cbdaef880354f4
Author: Alexandre Franke <alexandre franke gmail com>
Date:   Wed May 9 16:46:12 2012 +0200

    Remove deprecated GDK unref function calls
    
    Switch to g_object_unref

 src/planner-gantt-header.c |    2 +-
 src/planner-gantt-row.c    |   10 +++++-----
 src/planner-usage-row.c    |    8 ++++----
 3 files changed, 10 insertions(+), 10 deletions(-)
---
diff --git a/src/planner-gantt-header.c b/src/planner-gantt-header.c
index a221e98..ade7132 100644
--- a/src/planner-gantt-header.c
+++ b/src/planner-gantt-header.c
@@ -638,7 +638,7 @@ gantt_header_expose_event (GtkWidget      *widget,
 	}
 
  done:
-	gdk_gc_unref (gc);
+	g_object_unref(gc);
 
 	return TRUE;
 }
diff --git a/src/planner-gantt-row.c b/src/planner-gantt-row.c
index d808ed8..3016cf3 100644
--- a/src/planner-gantt-row.c
+++ b/src/planner-gantt-row.c
@@ -912,19 +912,19 @@ gantt_row_unrealize (GnomeCanvasItem *item)
 
 	row = PLANNER_GANTT_ROW (item);
 
-	gdk_gc_unref (row->priv->complete_gc);
+	g_object_unref (row->priv->complete_gc);
 	row->priv->complete_gc = NULL;
 
-	gdk_gc_unref (row->priv->break_gc);
+	g_object_unref (row->priv->break_gc);
 	row->priv->break_gc = NULL;
 
-	gdk_gc_unref (row->priv->fill_gc);
+	g_object_unref (row->priv->fill_gc);
 	row->priv->fill_gc = NULL;
 
-	gdk_gc_unref (row->priv->frame_gc);
+	g_object_unref (row->priv->frame_gc);
 	row->priv->frame_gc = NULL;
 
-	gdk_gc_unref (row->priv->ttask_gc);
+	g_object_unref (row->priv->ttask_gc);
 	row->priv->ttask_gc = NULL;
 
 	if (break_stipple) {
diff --git a/src/planner-usage-row.c b/src/planner-usage-row.c
index 4d268e5..22eb747 100644
--- a/src/planner-usage-row.c
+++ b/src/planner-usage-row.c
@@ -802,16 +802,16 @@ usage_row_unrealize (GnomeCanvasItem * item)
 
         row = PLANNER_USAGE_ROW (item);
 
-        gdk_gc_unref (row->priv->complete_gc);
+        g_object_unref (row->priv->complete_gc);
         row->priv->complete_gc = NULL;
 
-        gdk_gc_unref (row->priv->break_gc);
+        g_object_unref (row->priv->break_gc);
         row->priv->break_gc = NULL;
 
-        gdk_gc_unref (row->priv->fill_gc);
+        g_object_unref (row->priv->fill_gc);
         row->priv->fill_gc = NULL;
 
-	gdk_gc_unref (row->priv->frame_gc);
+	g_object_unref (row->priv->frame_gc);
         row->priv->frame_gc = NULL;
 
         if (break_stipple) {