diff --git a/components/gfx/font_context.rs b/components/gfx/font_context.rs
index fe9dbab2b12..860bb62b375 100644
--- a/components/gfx/font_context.rs
+++ b/components/gfx/font_context.rs
@@ -12,7 +12,6 @@ use font_cache_task::FontCacheTask;
 use font_template::FontTemplateDescriptor;
 use platform::font::FontHandle;
 use platform::font_template::FontTemplateData;
-use util::arc_ptr_eq;
 use util::cache::HashCache;
 use util::fnv::FnvHasher;
 use util::geometry::Au;
diff --git a/components/style/lib.rs b/components/style/lib.rs
index e71828b6330..7d2f0d6b696 100644
--- a/components/style/lib.rs
+++ b/components/style/lib.rs
@@ -8,6 +8,7 @@
 #![feature(box_syntax)]
 #![feature(core)]
 #![feature(collections)]
+#![feature(hash)]
 #![feature(rustc_private)]
 
 #![plugin(string_cache_plugin)]
diff --git a/components/style/properties.mako.rs b/components/style/properties.mako.rs
index fbe09ac4dd4..c84ee15050c 100644
--- a/components/style/properties.mako.rs
+++ b/components/style/properties.mako.rs
@@ -1460,7 +1460,6 @@ pub mod longhands {
 
     <%self:longhand name="font-family">
         use self::computed_value::FontFamily;
-        use std::borrow::ToOwned;
         use string_cache::Atom;
         use values::computed::ComputedValueAsSpecified;