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Adapt LRUCache to use ArrayDeque crate instead of VecDeque

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This commit is contained in:
Kenan Rhoton 2017-05-31 18:59:51 +02:00
parent 7b61d55421
commit 8aeb512670
5 changed files with 31 additions and 20 deletions
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4
components/style/context.rs
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@ -349,7 +349,7 @@ pub struct SelectorFlagsMap<E: TElement> {
map: FnvHashMap<SendElement<E>, ElementSelectorFlags>,
/// An LRU cache to avoid hashmap lookups, which can be slow if the map
/// gets big.
cache: LRUCache<(SendElement<E>, ElementSelectorFlags)>,
cache: LRUCache<[(SendElement<E>, ElementSelectorFlags); 4 + 1]>,
}
#[cfg(debug_assertions)]
@ -364,7 +364,7 @@ impl<E: TElement> SelectorFlagsMap<E> {
pub fn new() -> Self {
SelectorFlagsMap {
map: FnvHashMap::default(),
cache: LRUCache::new(4),
cache: LRUCache::new(),
}
}