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Pass ParserContext down to lengths

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To make it possible to check the rule type when parsing lengths, we need to pass
the `ParserContext` down through many layers to the place where length units are
parsed.

This change leaves it unused, so it's only to prepare for the next change.

MozReview-Commit-ID: 70YwtcCxnWw
This commit is contained in:
J. Ryan Stinnett 2017-04-11 16:00:37 +08:00
parent 1ae1d370f2
commit 1a31b87c22
31 changed files with 304 additions and 251 deletions
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6
components/script/dom/window.rs
View file

@ -103,10 +103,12 @@ use std::sync::mpsc::TryRecvError::{Disconnected, Empty};
use style::context::ReflowGoal;
use style::error_reporting::ParseErrorReporter;
use style::media_queries;
use style::parser::ParserContext as CssParserContext;
use style::properties::PropertyId;
use style::properties::longhands::overflow_x;
use style::selector_parser::PseudoElement;
use style::str::HTML_SPACE_CHARACTERS;
use style::stylesheets::CssRuleType;
use task_source::dom_manipulation::DOMManipulationTaskSource;
use task_source::file_reading::FileReadingTaskSource;
use task_source::history_traversal::HistoryTraversalTaskSource;
@ -963,7 +965,9 @@ impl WindowMethods for Window {
// https://drafts.csswg.org/cssom-view/#dom-window-matchmedia
fn MatchMedia(&self, query: DOMString) -> Root<MediaQueryList> {
let mut parser = Parser::new(&query);
let media_query_list = media_queries::parse_media_query_list(&mut parser);
let url = self.get_url();
let context = CssParserContext::new_for_cssom(&url, self.css_error_reporter(), Some(CssRuleType::Media));
let media_query_list = media_queries::parse_media_query_list(&context, &mut parser);
let document = self.Document();
let mql = MediaQueryList::new(&document, media_query_list);
self.media_query_lists.push(&*mql);