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style: Remove code that's flagged as to-be-removed once layout.css.always-repaint-on-unvisited is true

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If I'm reading the code comment correctly, this is now unreachable code,
and hence can & should be removed.

Differential Revision: https://phabricator.services.mozilla.com/D178570
This commit is contained in:
Daniel Holbert 2023-05-20 06:07:48 +00:00 • committed by Martin Robinson
parent b5deea8442
commit 8823b63513
1 changed files with 0 additions and 14 deletions
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14
components/style/invalidation/element/state_and_attributes.rs
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@ -225,20 +225,6 @@ where
return false; return false;
} }
// If we the visited state changed, we force a restyle here. Matching
// doesn't depend on the actual visited state at all, so we can't look
// at matching results to decide what to do for this case.
//
// TODO(emilio): This piece of code should be removed when
// layout.css.always-repaint-on-unvisited is true, since we cannot get
// into this situation in that case.
if state_changes.contains(ElementState::VISITED_OR_UNVISITED) {
trace!(" > visitedness change, force subtree restyle");
// We can't just return here because there may also be attribute
// changes as well that imply additional hints for siblings.
self.data.hint.insert(RestyleHint::restyle_subtree());
}
let mut classes_removed = SmallVec::<[Atom; 8]>::new(); let mut classes_removed = SmallVec::<[Atom; 8]>::new();
let mut classes_added = SmallVec::<[Atom; 8]>::new(); let mut classes_added = SmallVec::<[Atom; 8]>::new();
if snapshot.class_changed() { if snapshot.class_changed() {