style: Refactor some enabledness checks.

There are some common checks that could get some easy-to-use aliases.

Differential Revision: https://phabricator.services.mozilla.com/D25117
This commit is contained in:
Emilio Cobos Álvarez 2019-03-29 11:12:12 +00:00
parent 76c0ae565e
commit bd77cd64b9
4 changed files with 111 additions and 105 deletions

View file

@ -17,7 +17,6 @@ use crate::parser::{Parse, ParserContext};
#[cfg(feature = "servo")]
use crate::servo::media_queries::MEDIA_FEATURES;
use crate::str::{starts_with_ignore_ascii_case, string_as_ascii_lowercase};
use crate::stylesheets::Origin;
use crate::values::computed::{self, ToComputedValue};
use crate::values::specified::{Integer, Length, Number, Resolution};
use crate::values::{serialize_atom_identifier, CSSFloat};
@ -290,7 +289,7 @@ impl MediaFeatureExpression {
let mut requirements = ParsingRequirements::empty();
if context.chrome_rules_enabled() || context.stylesheet_origin == Origin::UserAgent {
if context.in_ua_or_chrome_sheet() {
requirements.insert(ParsingRequirements::CHROME_AND_UA_ONLY);
}