layout: Make absolutely-positioned blocks not generate {ib} splits.

Improves YouTube.

Closes #10642.
This commit is contained in:
Patrick Walton 2016-04-15 17:25:24 -07:00
parent ccfd768c4b
commit e840c7aaa0
4 changed files with 47 additions and 13 deletions

View file

@ -512,19 +512,20 @@ impl<'a, ConcreteThreadSafeLayoutNode: ThreadSafeLayoutNode>
} else if flow.need_anonymous_flow(&*kid_flow) {
consecutive_siblings.push(kid_flow)
} else {
// Flush any inline fragments that we were gathering up. This allows us to
// handle {ib} splits.
debug!("flushing {} inline box(es) to flow A",
inline_fragment_accumulator.fragments.fragments.len());
let old_inline_fragment_accumulator =
mem::replace(inline_fragment_accumulator,
InlineFragmentsAccumulator::new());
self.flush_inline_fragments_to_flow_or_list(
old_inline_fragment_accumulator,
flow,
consecutive_siblings,
abs_descendants,
node);
if !flow::base(&*kid_flow).flags.contains(IS_ABSOLUTELY_POSITIONED) {
// Flush any inline fragments that we were gathering up. This allows us to
// handle {ib} splits.
let old_inline_fragment_accumulator =
mem::replace(inline_fragment_accumulator,
InlineFragmentsAccumulator::new());
self.flush_inline_fragments_to_flow_or_list(
old_inline_fragment_accumulator,
flow,
consecutive_siblings,
abs_descendants,
node);
}
if !consecutive_siblings.is_empty() {
let consecutive_siblings = mem::replace(consecutive_siblings, vec!());
self.generate_anonymous_missing_child(consecutive_siblings, flow, node);