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style: avoid selector refcount churn during invalidation.

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Signed-off-by: Emilio Cobos Álvarez <emilio@crisal.io>
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Emilio Cobos Álvarez 2017-10-21 17:56:45 +02:00
parent 258efb70df
commit 1b32709d95
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7 changed files with 103 additions and 79 deletions
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5
components/style/stylist.rs
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@ -484,8 +484,9 @@ impl Stylist {
/// NOTE(heycam) This might be better as an `iter_invalidation_maps`, once
/// we have `impl trait` and can return that easily without bothering to
/// create a whole new iterator type.
pub fn each_invalidation_map<F>(&self, mut f: F)
where F: FnMut(&InvalidationMap)
pub fn each_invalidation_map<'a, F>(&'a self, mut f: F)
where
F: FnMut(&'a InvalidationMap)
{
for (data, _) in self.cascade_data.iter_origins() {
f(&data.invalidation_map)