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style: Use fnv hashing for pseudo-elements

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This commit is contained in:
Emilio Cobos Álvarez 2016-02-11 03:05:06 +01:00
parent dd503dfacb
commit eddec5cc06
3 changed files with 10 additions and 8 deletions
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7
components/style/selector_matching.rs
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@ -19,6 +19,7 @@ use selectors::matching::{Rule, SelectorMap};
use selectors::parser::SelectorImpl;
use smallvec::VecLike;
use std::collections::HashMap;
use std::hash::BuildHasherDefault;
use std::process;
use std::sync::Arc;
use style_traits::viewport::ViewportConstraints;
@ -98,7 +99,7 @@ pub struct Stylist<Impl: SelectorImplExt> {
// The current selector maps, after evaluating media
// rules against the current device.
element_map: PerPseudoElementSelectorMap<Impl>,
pseudos_map: HashMap<Impl::PseudoElement, PerPseudoElementSelectorMap<Impl>>,
pseudos_map: HashMap<Impl::PseudoElement, PerPseudoElementSelectorMap<Impl>, BuildHasherDefault<::fnv::FnvHasher>>,
rules_source_order: usize,
// Selector dependencies used to compute restyle hints.
@ -115,7 +116,7 @@ impl<Impl: SelectorImplExt> Stylist<Impl> {
quirks_mode: false,
element_map: PerPseudoElementSelectorMap::new(),
pseudos_map: HashMap::new(),
pseudos_map: HashMap::with_hasher(Default::default()),
rules_source_order: 0,
state_deps: DependencySet::new(),
};
@ -136,7 +137,7 @@ impl<Impl: SelectorImplExt> Stylist<Impl> {
return false;
}
self.element_map = PerPseudoElementSelectorMap::new();
self.pseudos_map = HashMap::new();
self.pseudos_map = HashMap::with_hasher(Default::default());
self.rules_source_order = 0;
self.state_deps.clear();