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Presentation hints should not get applied to pseudo-elements.

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Servo side of https://bugzilla.mozilla.org/show_bug.cgi?id=1352464
This commit is contained in:
Boris Zbarsky 2017-03-31 12:03:07 -04:00
parent 3f83628fa9
commit a58b19e7d3
1 changed files with 12 additions and 10 deletions
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22
components/style/stylist.rs
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@ -622,19 +622,21 @@ impl Stylist {
CascadeLevel::UANormal);
debug!("UA normal: {:?}", relations);
// Step 2: Presentational hints.
let length_before_preshints = applicable_declarations.len();
element.synthesize_presentational_hints_for_legacy_attributes(applicable_declarations);
if applicable_declarations.len() != length_before_preshints {
if cfg!(debug_assertions) {
for declaration in &applicable_declarations[length_before_preshints..] {
assert_eq!(declaration.level, CascadeLevel::PresHints);
if pseudo_element.is_none() {
// Step 2: Presentational hints.
let length_before_preshints = applicable_declarations.len();
element.synthesize_presentational_hints_for_legacy_attributes(applicable_declarations);
if applicable_declarations.len() != length_before_preshints {
if cfg!(debug_assertions) {
for declaration in &applicable_declarations[length_before_preshints..] {
assert_eq!(declaration.level, CascadeLevel::PresHints);
}
}
// Never share style for elements with preshints
relations |= AFFECTED_BY_PRESENTATIONAL_HINTS;
}
// Never share style for elements with preshints
relations |= AFFECTED_BY_PRESENTATIONAL_HINTS;
debug!("preshints: {:?}", relations);
}
debug!("preshints: {:?}", relations);
if element.matches_user_and_author_rules() {
// Step 3: User and author normal rules.