[tracker/tracker-0.10] libtracker-data: Do not error out when deleting non-existing statement

[Martyn James Russell <mr src gnome org>]

commit c315354651e923af49967ccf86d6f43ff1d413d9
Author: JÃrg Billeter <j bitron ch>
Date:   Mon Aug 22 16:48:21 2011 +0200

    libtracker-data: Do not error out when deleting non-existing statement
    
    There is no need to report an error for domain mismatch on delete.
    This fixes DELETE { <foo:bar> ?p ?v } WHERE { <foo:bar> ?p ?v}

 src/libtracker-data/tracker-data-update.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-update.c b/src/libtracker-data/tracker-data-update.c
index 1375c9e..79a542d 100644
--- a/src/libtracker-data/tracker-data-update.c
+++ b/src/libtracker-data/tracker-data-update.c
@@ -1753,7 +1753,8 @@ delete_metadata_decomposed (TrackerProperty  *property,
 	/* read existing property values */
 	old_values = get_old_property_values (property, &new_error);
 	if (new_error) {
-		g_propagate_error (error, new_error);
+		/* no need to error out if statement does not exist for any reason */
+		g_clear_error (&new_error);
 		return FALSE;
 	}