[gnumeric] fix leak

[Andreas J. Guelzow <guelzow src gnome org>]

commit ad00fc57088eafccdab2de0eb3282b7a2fe1a839
Author: Andreas J Guelzow <aguelzow pyrshep ca>
Date:   Wed May 8 00:55:24 2013 -0600

    fix leak
    
    2013-05-08  Andreas J. Guelzow <aguelzow pyrshep ca>
    
        * src/commands.c (cmd_merge_data_redo): unref merge_contents

 ChangeLog      |    4 ++++
 src/commands.c |    1 +
 2 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 4b44dfd..52caa95 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2013-05-08  Andreas J. Guelzow <aguelzow pyrshep ca>
 
+       * src/commands.c (cmd_merge_data_redo): unref merge_contents
+
+2013-05-08  Andreas J. Guelzow <aguelzow pyrshep ca>
+
        * src/commands.c (cmd_merge_data_redo): use gnm_cell_set_value
        rather than gnm_cell_assign_value
 
diff --git a/src/commands.c b/src/commands.c
index f62dd30..d8d1642 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -5552,6 +5552,7 @@ cmd_merge_data_redo (GnmCommand *cmd, WorkbookControl *wbc)
                        paste_target_init (&pt, new_sheet, &target_range, PASTE_ALL_TYPES),
                        GO_CMD_CONTEXT (wbc));
        }
+       cellregion_unref (merge_contents);
        me->sheet_list = g_slist_reverse (me->sheet_list);
        colrow_state_list_destroy (state_col);
        colrow_state_list_destroy (state_row);