1 files changed, 6 insertions, 7 deletions
diff --git a/components/style/servo/selector_parser.rs b/components/style/servo/selector_parser.rs
index b231265775a..ae47b993ebc 100644
--- a/components/style/servo/selector_parser.rs
+++ b/components/style/servo/selector_parser.rs
@@ -8,7 +8,7 @@
 
 use {Atom, Prefix, Namespace, LocalName, CaseSensitivityExt};
 use attr::{AttrIdentifier, AttrValue};
-use cssparser::{Parser as CssParser, ToCss, serialize_identifier, CompactCowStr};
+use cssparser::{Parser as CssParser, ToCss, serialize_identifier, CowRcStr};
 use dom::{OpaqueNode, TElement, TNode};
 use element_state::ElementState;
 use fnv::FnvHashMap;
@@ -20,7 +20,6 @@ use selectors::attr::{AttrSelectorOperation, NamespaceConstraint, CaseSensitivit
 use selectors::parser::{SelectorMethods, SelectorParseError};
 use selectors::visitor::SelectorVisitor;
 use std::ascii::AsciiExt;
-use std::borrow::Cow;
 use std::fmt;
 use std::fmt::Debug;
 use std::mem;
@@ -334,7 +333,7 @@ impl<'a, 'i> ::selectors::Parser<'i> for SelectorParser<'a> {
     type Impl = SelectorImpl;
     type Error = StyleParseError<'i>;
 
-    fn parse_non_ts_pseudo_class(&self, name: CompactCowStr<'i>)
+    fn parse_non_ts_pseudo_class(&self, name: CowRcStr<'i>)
                                  -> Result<NonTSPseudoClass, ParseError<'i>> {
         use self::NonTSPseudoClass::*;
         let pseudo_class = match_ignore_ascii_case! { &name,
@@ -367,19 +366,19 @@ impl<'a, 'i> ::selectors::Parser<'i> for SelectorParser<'a> {
     }
 
     fn parse_non_ts_functional_pseudo_class<'t>(&self,
-                                                name: CompactCowStr<'i>,
+                                                name: CowRcStr<'i>,
                                                 parser: &mut CssParser<'i, 't>)
                                                 -> Result<NonTSPseudoClass, ParseError<'i>> {
         use self::NonTSPseudoClass::*;
         let pseudo_class = match_ignore_ascii_case!{ &name,
             "lang" => {
-                Lang(parser.expect_ident_or_string()?.into_owned().into_boxed_str())
+                Lang(parser.expect_ident_or_string()?.as_ref().into())
             }
             "-servo-case-sensitive-type-attr" => {
                 if !self.in_user_agent_stylesheet() {
                     return Err(SelectorParseError::UnexpectedIdent(name.clone()).into());
                 }
-                ServoCaseSensitiveTypeAttr(Atom::from(Cow::from(parser.expect_ident()?)))
+                ServoCaseSensitiveTypeAttr(Atom::from(parser.expect_ident()?.as_ref()))
             }
             _ => return Err(SelectorParseError::UnexpectedIdent(name.clone()).into())
         };
@@ -387,7 +386,7 @@ impl<'a, 'i> ::selectors::Parser<'i> for SelectorParser<'a> {
         Ok(pseudo_class)
     }
 
-    fn parse_pseudo_element(&self, name: CompactCowStr<'i>) -> Result<PseudoElement, ParseError<'i>> {
+    fn parse_pseudo_element(&self, name: CowRcStr<'i>) -> Result<PseudoElement, ParseError<'i>> {
         use self::PseudoElement::*;
         let pseudo_element = match_ignore_ascii_case! { &name,
             "before" => Before,