From d5d4d0bec44c0ec4db100ade498a14300873cadd Mon Sep 17 00:00:00 2001
From: Bruno de Oliveira Abinader <bruno.d@partner.samsung.com>
Date: Fri, 31 Oct 2014 11:17:08 -0400
Subject: [PATCH] s/peek().is_some()/!is_empty()/

---
 components/script/dom/node.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/components/script/dom/node.rs b/components/script/dom/node.rs
index 326c080f22e..23041d58a7b 100644
--- a/components/script/dom/node.rs
+++ b/components/script/dom/node.rs
@@ -1260,7 +1260,7 @@ impl Node {
                             0 => (),
                             // Step 6.1.2
                             1 => {
-                                if parent.child_elements().peek().is_some() {
+                                if !parent.child_elements().is_empty() {
                                     return Err(HierarchyRequest);
                                 }
                                 match child {
@@ -1279,7 +1279,7 @@ impl Node {
                     },
                     // Step 6.2
                     ElementNodeTypeId(_) => {
-                        if parent.child_elements().peek().is_some() {
+                        if !parent.child_elements().is_empty() {
                             return Err(HierarchyRequest);
                         }
                         match child {
@@ -1306,7 +1306,7 @@ impl Node {
                                 }
                             },
                             None => {
-                                if parent.child_elements().peek().is_some() {
+                                if !parent.child_elements().is_empty() {
                                     return Err(HierarchyRequest);
                                 }
                             },