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Change ToCss to take a CssWriter<W>

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This more concrete wrapper type can write a prefix the very first time something
is written to it. This allows removing plenty of useless monomorphisations caused
by the former W/SequenceWriter<W> pair of types.
This commit is contained in:
Anthony Ramine 2018-01-22 19:58:01 +01:00
parent 3672856efa
commit cd8f96cc9e
89 changed files with 873 additions and 533 deletions
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11
components/script/dom/medialist.rs
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@ -93,12 +93,11 @@ impl MediaListMethods for MediaList {
// https://drafts.csswg.org/cssom/#dom-medialist-item
fn Item(&self, index: u32) -> Option<DOMString> {
let guard = self.shared_lock().read();
self.media_queries.read_with(&guard).media_queries
.get(index as usize).and_then(|query| {
let mut s = String::new();
query.to_css(&mut s).unwrap();
Some(DOMString::from_string(s))
})
self.media_queries
.read_with(&guard)
.media_queries
.get(index as usize)
.map(|query| query.to_css_string().into())
}
// https://drafts.csswg.org/cssom/#dom-medialist-item