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style: Enable the bloom filter recovering.

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Emilio Cobos Álvarez 2016-11-24 00:47:00 +01:00 • committed by Emilio Cobos Álvarez
parent 84a50ed5cb
commit de1a3d879f
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7 changed files with 66 additions and 29 deletions
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20
components/style/sequential.rs
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@ -5,20 +5,27 @@
//! Implements sequential traversal over the DOM tree.
use dom::TNode;
use traversal::DomTraversalContext;
use traversal::{DomTraversalContext, PerLevelTraversalData};
pub fn traverse_dom<N, C>(root: N,
shared: &C::SharedContext)
where N: TNode,
C: DomTraversalContext<N>
{
fn doit<'a, N, C>(context: &'a C, node: N)
fn doit<'a, N, C>(context: &'a C, node: N, data: &mut PerLevelTraversalData)
where N: TNode,
C: DomTraversalContext<N>
{
context.process_preorder(node);
context.process_preorder(node, data);
if let Some(el) = node.as_element() {
C::traverse_children(el, |kid| doit::<N, C>(context, kid));
if let Some(ref mut depth) = data.current_dom_depth {
*depth += 1;
}
C::traverse_children(el, |kid| doit::<N, C>(context, kid, data));
// NB: Data is unused now, but we can always decrement the count
// here if we need it for the post-order one :)
}
if context.needs_postorder_traversal() {
@ -26,8 +33,11 @@ pub fn traverse_dom<N, C>(root: N,
}
}
let mut data = PerLevelTraversalData {
current_dom_depth: None,
};
let context = C::new(shared, root.opaque());
doit::<N, C>(&context, root);
doit::<N, C>(&context, root, &mut data);
// Clear the local LRU cache since we store stateful elements inside.
context.local_context().style_sharing_candidate_cache.borrow_mut().clear();