Removced unncessary call to dirty() in Document::node_and_heritage_ch…

…ange, since the node is aready dirtied by force_dirty_ancestors().
servo · bors-servo · Nov 3, 2015 · Oct 19, 2015 · Nov 3, 2015 · d3ea0a0256b0d0c2fc66a43b96f3a3c138b877ca
commit d3ea0a0256b0d0c2fc66a43b96f3a3c138b877ca
diff --git a/components/script/dom/document.rs b/components/script/dom/document.rs
@@ -347,7 +347,6 @@ impl Document {
 
     pub fn content_and_heritage_changed(&self, node: &Node, damage: NodeDamage) {
         node.force_dirty_ancestors(damage);
-        node.dirty(damage);
     }
 
     /// Reflows and disarms the timer if the reflow timer has expired.