fixees miissing argument but in word plugin, a=chris

diff --git a/src/library/indexing_plugins/WordfilterPlugin.php b/src/library/indexing_plugins/WordfilterPlugin.php
index aaa368c43..9d67d56b7 100644
--- a/src/library/indexing_plugins/WordfilterPlugin.php
+++ b/src/library/indexing_plugins/WordfilterPlugin.php
@@ -253,7 +253,8 @@ EOD;
         foreach ($rules as $rule) {
             $preconditions = $rule["PRECONDITIONS"];
             $actions = $rule["ACTIONS"];
-            $filter_flag = $this->checkFilter($title_description);
+            $filter_flag = $this->checkFilter($preconditions,
+                $title_description);
             if ($filter_flag) {
                 if (in_array("NOPROCESS", $actions)) {
                     L\crawlLog("  Word filter plugin removed page.");