From 51d0f51dd9d065b29694e2deeedd5e546b66e20d Mon Sep 17 00:00:00 2001
From: Ms2ger <ms2ger@gmail.com>
Date: Wed, 24 Jun 2015 20:56:47 +0200
Subject: [PATCH] Use a while let loop in
 ThreadSafeLayoutNode::traverse_postorder_mut.

---
 components/layout/wrapper.rs | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/components/layout/wrapper.rs b/components/layout/wrapper.rs
index 2c741a1461b..daaeadaae30 100644
--- a/components/layout/wrapper.rs
+++ b/components/layout/wrapper.rs
@@ -787,17 +787,12 @@ impl<'ln> ThreadSafeLayoutNode<'ln> {
         }
 
         let mut opt_kid = self.first_child();
-        loop {
-            match opt_kid {
-                None => break,
-                Some(mut kid) => {
-                    if !kid.traverse_postorder_mut(traversal) {
-                        return false
-                    }
-                    unsafe {
-                        opt_kid = kid.next_sibling()
-                    }
-                }
+        while let Some(mut kid) = opt_kid {
+            if !kid.traverse_postorder_mut(traversal) {
+                return false
+            }
+            unsafe {
+                opt_kid = kid.next_sibling()
             }
         }