[gtk+] Make declaration return a boolean when the function does that

[Benjamin Otte <otte src gnome org>]

commit cd266cb8de84a05846ca725751cf0ef428f000e4
Author: Benjamin Otte <otte redhat com>
Date:   Wed Jun 16 11:54:41 2010 +0200

    Make declaration return a boolean when the function does that

 gtk/gtktreeselection.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtktreeselection.c b/gtk/gtktreeselection.c
index 59ce8ae..b59bdf0 100644
--- a/gtk/gtktreeselection.c
+++ b/gtk/gtktreeselection.c
@@ -1024,7 +1024,7 @@ unselect_all_helper (GtkRBTree  *tree,
     }
 }
 
-static gint
+static gboolean
 gtk_tree_selection_real_unselect_all (GtkTreeSelection *selection)
 {
   struct _TempTuple *tuple;