[libchamplain] Remove redundant function call

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

commit 32463e308923e967c433924a9098eadbdab1d449
Author: Simon Wenner <simon wenner ch>
Date:   Tue Jul 14 19:11:24 2009 +0200

    Remove redundant function call

 champlain/champlain-cache.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/champlain/champlain-cache.c b/champlain/champlain-cache.c
index f41ce48..821a427 100644
--- a/champlain/champlain-cache.c
+++ b/champlain/champlain-cache.c
@@ -714,7 +714,7 @@ champlain_cache_purge (ChamplainCache *self)
   rc = sqlite3_step (stmt);
   while (rc == SQLITE_ROW && current_size > priv->size_limit)
     {
-      const char *filename = sqlite3_column_text (stmt, 0);
+      const char *filename;
       guint size;
 
       filename = sqlite3_column_text (stmt, 0);