Auto merge of #17304 - hiikezoe:allow-negative-length-for-SMIL, r=emilio

Allow negative length for SMIL

<!-- Please describe your changes on the following line: -->
https://bugzilla.mozilla.org/show_bug.cgi?id=1369588
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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes do not require tests because it's for stylo

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1 files changed, 2 insertions, 1 deletions

diff --git a/components/script/dom/htmllinkelement.rs b/components/script/dom/htmllinkelement.rs
index da004317179..ff004261db5 100644
--- a/components/script/dom/htmllinkelement.rs
+++ b/components/script/dom/htmllinkelement.rs
@@ -32,10 +32,11 @@ use std::cell::Cell;
 use std::default::Default;
 use style::attr::AttrValue;
 use style::media_queries::parse_media_query_list;
-use style::parser::{PARSING_MODE_DEFAULT, ParserContext as CssParserContext};
+use style::parser::ParserContext as CssParserContext;
 use style::str::HTML_SPACE_CHARACTERS;
 use style::stylearc::Arc;
 use style::stylesheets::{CssRuleType, Stylesheet};
+use style_traits::PARSING_MODE_DEFAULT;
 use stylesheet_loader::{StylesheetLoader, StylesheetContextSource, StylesheetOwner};
 
 unsafe_no_jsmanaged_fields!(Stylesheet);