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Prevent nodes from having DIRTY_DESCENDANTS set by default.

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This commit is contained in:
Bobby Holley 2016-11-15 23:33:34 -08:00
parent b31ed2298c
commit 95a49863c7
1 changed files with 5 additions and 2 deletions
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7
components/script/dom/node.rs
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@ -167,7 +167,7 @@ bitflags! {
impl NodeFlags { impl NodeFlags {
pub fn new() -> NodeFlags { pub fn new() -> NodeFlags {
IS_DIRTY | HAS_DIRTY_DESCENDANTS IS_DIRTY
} }
} }
@ -243,6 +243,8 @@ impl Node {
let parent_in_doc = self.is_in_doc(); let parent_in_doc = self.is_in_doc();
for node in new_child.traverse_preorder() { for node in new_child.traverse_preorder() {
node.set_flag(IS_IN_DOC, parent_in_doc); node.set_flag(IS_IN_DOC, parent_in_doc);
// Out-of-document elements never have the descendants flag set.
debug_assert!(!node.get_flag(HAS_DIRTY_DESCENDANTS));
vtable_for(&&*node).bind_to_tree(parent_in_doc); vtable_for(&&*node).bind_to_tree(parent_in_doc);
} }
let document = new_child.owner_doc(); let document = new_child.owner_doc();
@ -281,7 +283,8 @@ impl Node {
self.children_count.set(self.children_count.get() - 1); self.children_count.set(self.children_count.get() - 1);
for node in child.traverse_preorder() { for node in child.traverse_preorder() {
node.set_flag(IS_IN_DOC, false); // Out-of-document elements never have the descendants flag set.
node.set_flag(IS_IN_DOC | HAS_DIRTY_DESCENDANTS, false);
vtable_for(&&*node).unbind_from_tree(&context); vtable_for(&&*node).unbind_from_tree(&context);
node.style_and_layout_data.get().map(|d| node.dispose(d)); node.style_and_layout_data.get().map(|d| node.dispose(d));
} }