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Avoid leaving stale ANCESTOR_WAS_RECONSTRUCTED bits in the tree.

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MozReview-Commit-ID: 76q5XxK2o2a
This commit is contained in:
Bobby Holley 2017-08-14 16:55:20 -07:00
parent 2e60b27a21
commit 05a1b682bb
2 changed files with 15 additions and 7 deletions
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12
components/style/data.rs
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@ -106,10 +106,14 @@ impl RestyleData {
}
/// Sets the flag that tells us whether we've reconstructed an ancestor.
pub fn set_reconstructed_ancestor(&mut self) {
// If it weren't for animation-only traversals, we could assert
// `!self.reconstructed_ancestor()` here.
self.flags.insert(ANCESTOR_WAS_RECONSTRUCTED);
pub fn set_reconstructed_ancestor(&mut self, reconstructed: bool) {
if reconstructed {
// If it weren't for animation-only traversals, we could assert
// `!self.reconstructed_ancestor()` here.
self.flags.insert(ANCESTOR_WAS_RECONSTRUCTED);
} else {
self.flags.remove(ANCESTOR_WAS_RECONSTRUCTED);
}
}
/// Mark this element as restyled, which is useful to know whether we need