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Use AtomicRefCell instead of RwLock inside SharedRwLock for stylo.

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MozReview-Commit-ID: 8M6BUqe4pil
This commit is contained in:
Simon Sapin 2017-03-20 14:55:42 -07:00 • committed by Bobby Holley
parent 22d40e3680
commit 7850d3f331
2 changed files with 97 additions and 43 deletions
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12
components/style/lib.rs
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@ -172,9 +172,15 @@ longhand_properties_idents!(reexport_computed_values);
/// FIXME: Remove this and use Arc::ptr_eq once we require Rust 1.17
#[inline]
pub fn arc_ptr_eq<T: 'static>(a: &Arc<T>, b: &Arc<T>) -> bool {
let a: &T = &**a;
let b: &T = &**b;
(a as *const T) == (b as *const T)
ptr_eq::<T>(&**a, &**b)
}
/// Pointer equality
///
/// FIXME: Remove this and use std::ptr::eq once we require Rust 1.17
#[inline]
pub fn ptr_eq<T: ?Sized>(a: *const T, b: *const T) -> bool {
a == b
}
/// Serializes as CSS a comma-separated list of any `T` that supports being