From f0d749a5444e1d8c7a6c7c9e91d27b9a7aa36ec2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Mon, 13 Nov 2017 14:59:03 +0100
Subject: [PATCH] style: Stop allowing unused_unsafe.

---
 components/style/lib.rs           | 9 ---------
 components/style/rule_tree/mod.rs | 4 +---
 2 files changed, 1 insertion(+), 12 deletions(-)

diff --git a/components/style/lib.rs b/components/style/lib.rs
index b7a7a0ecbab..594ae8e8146 100644
--- a/components/style/lib.rs
+++ b/components/style/lib.rs
@@ -26,15 +26,6 @@
 #![deny(warnings)]
 #![deny(missing_docs)]
 
-// FIXME(bholley): We need to blanket-allow unsafe code in order to make the
-// gecko atom!() macro work. When Rust 1.14 is released [1], we can uncomment
-// the commented-out attributes in regen_atoms.py and go back to denying unsafe
-// code by default.
-//
-// [1] https://github.com/rust-lang/rust/issues/15701#issuecomment-251900615
-//#![deny(unsafe_code)]
-#![allow(unused_unsafe)]
-
 #![recursion_limit = "500"]  // For define_css_keyword_enum! in -moz-appearance
 
 extern crate app_units;
diff --git a/components/style/rule_tree/mod.rs b/components/style/rule_tree/mod.rs
index e2a8cbc106e..c823710b906 100644
--- a/components/style/rule_tree/mod.rs
+++ b/components/style/rule_tree/mod.rs
@@ -590,9 +590,7 @@ impl PrevSiblingOrFreeCount {
     }
 
     unsafe fn as_free_count(&self) -> &AtomicUsize {
-        unsafe {
-            mem::transmute(&self.0)
-        }
+        mem::transmute(&self.0)
     }
 }