From d3c4ec36712105354e810bd4224ab833547a5d60 Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <stepien.nicolas@gmail.com>
Date: Wed, 22 Feb 2012 05:49:06 +0100
Subject: [PATCH] Global xpaths optimization. This is actually faster.

---
 4chan_x.user.js | 4 ++--
 script.coffee   | 6 ++++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/4chan_x.user.js b/4chan_x.user.js
index 113469b95..4953abbad 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -392,7 +392,7 @@
     },
     x: function(path, root) {
       if (root == null) root = d.body;
-      return d.evaluate(path, root, null, XPathResult.ANY_UNORDERED_NODE_TYPE, null).singleNodeValue;
+      return d.evaluate(path, root, null, 8, null).singleNodeValue;
     },
     replace: function(root, el) {
       return root.parentNode.replaceChild(el, root);
@@ -641,7 +641,7 @@
     comment: function(root) {
       var i, len, node, nodes, text;
       text = [];
-      nodes = d.evaluate('.//node()', root.lastChild, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
+      nodes = d.evaluate('.//node()', root.lastChild, null, 7, null);
       i = 0;
       len = nodes.snapshotLength;
       while (i < len) {
diff --git a/script.coffee b/script.coffee
index ba597d389..08c981e07 100644
--- a/script.coffee
+++ b/script.coffee
@@ -301,7 +301,8 @@ $.extend $,
     $.add d.head, style
     style
   x: (path, root=d.body) ->
-    d.evaluate(path, root, null, XPathResult.ANY_UNORDERED_NODE_TYPE, null).
+    # XPathResult.ANY_UNORDERED_NODE_TYPE is 8
+    d.evaluate(path, root, null, 8, null).
       singleNodeValue
   replace: (root, el) ->
     root.parentNode.replaceChild el, root
@@ -552,7 +553,8 @@ filter =
     sub.textContent
   comment: (root) ->
     text = []
-    nodes = d.evaluate './/node()', root.lastChild, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null
+    # XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE is 7
+    nodes = d.evaluate './/node()', root.lastChild, null, 7, null
     i = 0
     len = nodes.snapshotLength
     while i < len