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Kill ServoLayoutElement::note_dirty_descendant

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There is no need to set the dirty descendants flag unsafely from the layout side
for elements with pending restyles, we can do that on the DOM side when draining
the restyles from the Document.
This commit is contained in:
Anthony Ramine 2020-04-04 14:39:53 +02:00
parent 9972aee81f
commit 8a0775fc89
5 changed files with 8 additions and 48 deletions
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15
components/layout_thread_2020/dom_wrapper.rs
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@ -719,21 +719,6 @@ impl<'le> ServoLayoutElement<'le> {
pub unsafe fn set_has_snapshot(&self) {
self.as_node().node.set_flag(NodeFlags::HAS_SNAPSHOT, true);
}
pub unsafe fn note_dirty_descendant(&self) {
use selectors::Element;
let mut current = Some(*self);
while let Some(el) = current {
// FIXME(bholley): Ideally we'd have the invariant that any element
// with has_dirty_descendants also has the bit set on all its
// ancestors. However, there are currently some corner-cases where
// we get that wrong. I have in-flight patches to fix all this
// stuff up, so we just always propagate this bit for now.
el.set_dirty_descendants();
current = el.parent_element();
}
}
}
fn as_element<'dom>(node: LayoutDom<'dom, Node>) -> Option<ServoLayoutElement<'dom>> {