[gnumeric] Add missing prototype.

[Jean BrÃfort <jbrefort src gnome org>]

commit 8dc97099713056ceb94a3df1ef9c2ed74b7d0da2
Author: Jean Brefort <jean brefort normalesup org>
Date:   Thu Aug 4 17:45:36 2011 +0200

    Add missing prototype.

 src/commands.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/commands.h b/src/commands.h
index 58c613e..66a204c 100644
--- a/src/commands.h
+++ b/src/commands.h
@@ -181,6 +181,8 @@ gboolean cmd_object_format	(WorkbookControl *wbc, SheetObject *so,
 
 gboolean cmd_so_graph_config (WorkbookControl *wbc, SheetObject *sog,
                               GObject *n_graph, GObject *o_graph);
+gboolean cmd_so_component_config (WorkbookControl *wbc, SheetObject *so,
+                                  GObject *n_obj, GObject *o_obj)
 
 typedef enum  {
 	cmd_object_pull_to_front,