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Make replace_rules_internal return true only if important rules changed.

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This commit is contained in:
Hiroyuki Ikezoe 2017-08-03 06:42:38 +09:00
parent 7651cebcd0
commit 07421a8e9c
2 changed files with 14 additions and 8 deletions
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16
components/style/matching.rs
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@ -703,15 +703,17 @@ pub trait MatchMethods : TElement {
let replace_rule_node = |level: CascadeLevel,
pdb: Option<ArcBorrow<Locked<PropertyDeclarationBlock>>>,
path: &mut StrongRuleNode| -> bool {
let mut important_rules_changed = false;
let new_node = stylist.rule_tree()
.update_rule_at_level(level, pdb, path, guards);
match new_node {
Some(n) => {
*path = n;
level.is_important()
},
None => false,
.update_rule_at_level(level,
pdb,
path,
guards,
&mut important_rules_changed);
if let Some(n) = new_node {
*path = n;
}
important_rules_changed
};
if !context.shared.traversal_flags.for_animation_only() {