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style: Remove -moz-binding, nsStyleDisplay::mBinding and similar.

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Differential Revision: https://phabricator.services.mozilla.com/D50556
This commit is contained in:
Emilio Cobos Álvarez 2019-10-26 11:37:33 +00:00
parent 5f30ecc9b1
commit fc1233f3d2
4 changed files with 1 additions and 38 deletions
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18
components/style/traversal.rs
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@ -267,7 +267,6 @@ pub trait DomTraversal<E: TElement>: Sync {
context: &mut StyleContext<E>,
parent: E,
parent_data: &ElementData,
is_initial_style: bool,
) -> bool {
debug_assert!(
parent.has_current_styles_for_traversal(parent_data, context.shared.traversal_flags)
@ -279,21 +278,6 @@ pub trait DomTraversal<E: TElement>: Sync {
return true;
}
// Gecko-only XBL handling.
//
// When we apply the XBL binding during frame construction, we restyle
// the whole subtree again if the binding is valid, so assuming it's
// likely to load valid bindings, we avoid wasted work here, which may
// be a very big perf hit when elements with bindings are nested
// heavily.
if cfg!(feature = "gecko") &&
is_initial_style &&
parent_data.styles.primary().has_moz_binding()
{
debug!("Parent {:?} has XBL binding, deferring traversal", parent);
return true;
}
return false;
}
@ -521,7 +505,7 @@ pub fn recalc_style_at<E, D, F>(
is_servo_nonincremental_layout();
traverse_children = traverse_children &&
!traversal.should_cull_subtree(context, element, &data, is_initial_style);
!traversal.should_cull_subtree(context, element, &data);
// Examine our children, and enqueue the appropriate ones for traversal.
if traverse_children {