Fix a problem copying a guid from an object to a local variable.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@16040 57a11ea4-9604-0410-9ed3-97b8803252fd

lib/libqof/qof/qofbookmerge.c

@@ -451,8 +451,7 @@ qof_book_merge_foreach ( QofInstance* mergeEnt, gpointer user_data)
 	g_return_if_fail(mergeEnt != NULL);
 	currentRule = mergeData->currentRule;
 	g_return_if_fail(currentRule != NULL);
-	g = guid_malloc();
-	qof_instance_copy_guid(g, mergeEnt);
+	g = guid_copy(qof_instance_get_guid(mergeEnt));
 	mergeRule = g_new(QofBookMergeRule,1);
 	mergeRule->importEnt = 		mergeEnt;
 	mergeRule->difference = 	difference = 0;