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style: Refactor children handling.

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Moving traversal_children away from TNode I can make TNode trivial enough, in
order to share a QuerySelector implementation between Servo and Gecko.
This commit is contained in:
Emilio Cobos Álvarez 2017-10-16 14:25:25 +02:00
parent 7c2265360f
commit a11d268468
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9 changed files with 149 additions and 158 deletions
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8
components/script_layout_interface/wrapper_traits.rs
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@ -100,14 +100,6 @@ pub trait LayoutNode: Debug + GetLayoutData + TNode {
fn traverse_preorder(self) -> TreeIterator<Self> {
TreeIterator::new(self)
}
fn first_child(&self) -> Option<Self>;
fn last_child(&self) -> Option<Self>;
fn prev_sibling(&self) -> Option<Self>;
fn next_sibling(&self) -> Option<Self>;
}
pub struct ReverseChildrenIterator<ConcreteNode> where ConcreteNode: LayoutNode {