[evolution-groupwise] Adapt to CamelDataCache API change.

[Matthew Barnes <mbarnes src gnome org>]

commit f2e7cd7af6d80a2d0059cc5314c5a43c8365de9c
Author: Matthew Barnes <mbarnes redhat com>
Date:   Tue Jun 19 12:02:00 2012 -0400

    Adapt to CamelDataCache API change.
    
    camel_data_cache_get_filename() dropped its unused GError parameter.

 src/camel/camel-groupwise-folder.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/camel/camel-groupwise-folder.c b/src/camel/camel-groupwise-folder.c
index 1c13a9e..9df7f3c 100644
--- a/src/camel/camel-groupwise-folder.c
+++ b/src/camel/camel-groupwise-folder.c
@@ -102,7 +102,7 @@ groupwise_get_filename (CamelFolder *folder,
 {
 	CamelGroupwiseFolder *gw_folder = CAMEL_GROUPWISE_FOLDER (folder);
 
-	return camel_data_cache_get_filename (gw_folder->cache, "cache", uid, error);
+	return camel_data_cache_get_filename (gw_folder->cache, "cache", uid);
 }
 
 /* create a mime message out of an gwitem */