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Auto merge of #18061 - emilio:trans, r=nox

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style: Remove a few unneeded transmutes.

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This commit is contained in:
bors-servo 2017-08-13 10:39:39 -05:00 • committed by GitHub
commit bec0d02ad3
1 changed files with 3 additions and 4 deletions
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7
components/style/stylesheets/origin.rs
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@ -5,7 +5,6 @@
///! [CSS cascade origins](https://drafts.csswg.org/css-cascade/#cascading-origins).
use std::marker::PhantomData;
use std::mem::transmute;
/// Each style rule has an origin, which determines where it enters the cascade.
///
@ -135,9 +134,9 @@ impl<'a, T> Iterator for PerOriginIterMut<'a, T> where T: 'a {
fn next(&mut self) -> Option<Self::Item> {
let result = match self.cur {
0 => (unsafe { transmute(&mut (*self.data).author) }, Origin::Author),
1 => (unsafe { transmute(&mut (*self.data).user) }, Origin::User),
2 => (unsafe { transmute(&mut (*self.data).user_agent) }, Origin::UserAgent),
0 => (unsafe { &mut (*self.data).author }, Origin::Author),
1 => (unsafe { &mut (*self.data).user }, Origin::User),
2 => (unsafe { &mut (*self.data).user_agent }, Origin::UserAgent),
_ => return None,
};
self.cur += 1;