From 984e6b853d7bac3d5b43ccf10c96862623e93e96 Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Fri, 24 Jan 2014 17:11:47 -0800
Subject: [PATCH] style: Stop copying attribute names when looking them up in
 the hash table.

40% improvement in selector matching performance on the rainbow page.
---
 src/components/style/selector_matching.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/style/selector_matching.rs b/src/components/style/selector_matching.rs
index 5d19530fa00..6e0ae833a1f 100644
--- a/src/components/style/selector_matching.rs
+++ b/src/components/style/selector_matching.rs
@@ -120,7 +120,7 @@ impl SelectorMap {
                                     hash: &HashMap<~str,~[Rule]>,
                                     key: &str,
                                     matching_rules: &mut ~[Rule]) {
-        match hash.find(&key.to_str()) {
+        match hash.find_equiv(&key) {
             Some(rules) => {
                 SelectorMap::get_matching_rules(node, *rules, matching_rules)
             }