From c4dbbf0656acdfc2270ae0dbdcc86fac006ca71b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Wed, 4 Oct 2017 14:53:05 +0200
Subject: [PATCH] style: Use map_or instead of map(..) == Some(false).

---
 components/style/custom_properties.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/style/custom_properties.rs b/components/style/custom_properties.rs
index 40b0ce89f965..507137b3728e 100644
--- a/components/style/custom_properties.rs
+++ b/components/style/custom_properties.rs
@@ -607,7 +607,7 @@ fn substitute_one(
     if invalid.contains(name) {
         return Err(());
     }
-    let computed_value = if specified_value.references.map(|set| set.is_empty()) == Some(false) {
+    let computed_value = if specified_value.references.map_or(false, |set| !set.is_empty()) {
         let mut partial_computed_value = ComputedValue::empty();
         let mut input = ParserInput::new(&specified_value.css);
         let mut input = Parser::new(&mut input);