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Fix panic when called on root node, and update test expectations.

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The three tests that are marked as failures are because they use offsetWidth as a dummy to force a layout flush. Now that these exist, they expose an unrelated bug with reflow.
This commit is contained in:
Glenn Watson 2015-08-03 11:29:48 +10:00
parent 9e5687e3e7
commit 39972a174e
5 changed files with 11 additions and 7 deletions
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4
components/script/dom/window.rs
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@ -839,8 +839,8 @@ impl<'a> WindowHelpers for &'a Window {
Some(parent_node_address) => {
let node = from_untrusted_node_address(js_runtime.rt(),
parent_node_address);
let element = ElementCast::to_ref(node.r()).unwrap();
Some(Root::from_ref(element))
let element = ElementCast::to_ref(node.r());
element.map(Root::from_ref)
}
None => {
None