Bug 705433 - Remove dead code: TestNode::HasAncestor; r=jst

content/xul/templates/src/nsRuleNetwork.cpp

@@ -454,13 +454,6 @@ TestNode::Constrain(InstantiationSet& aInstantiations)
 }
 
 
-bool
-TestNode::HasAncestor(const ReteNode* aNode) const
-{
-    return aNode == this || (mParent && mParent->HasAncestor(aNode));
-}
-
-
 //----------------------------------------------------------------------
 
 ReteNodeSet::ReteNodeSet()

content/xul/templates/src/nsRuleNetwork.h

@@ -878,14 +878,6 @@ public:
                                           bool* aCantHandleYet) const = 0;
     //XXX probably better named "ApplyConstraints" or "Discrminiate" or something
 
-    /**
-     * Determine if this node has another node as its direct ancestor.
-     * @param aNode the node to look for.
-     * @return true if aNode is a direct ancestor of this node, false
-     *   otherwise.
-     */
-    bool HasAncestor(const ReteNode* aNode) const;
-
     /**
      * Add another node as a child of this node.
      * @param aNode the node to add.