Fix various build warnings.

components/canvas/lib.rs

@@ -5,6 +5,7 @@
 #![deny(unused_imports)]
 #![deny(unused_variables)]
 #![allow(missing_copy_implementations)]
+#![allow(unstable)]
 
 extern crate azure;
 extern crate geom;

components/devtools_traits/lib.rs

@@ -13,6 +13,7 @@
 
 #![allow(non_snake_case)]
 #![allow(missing_copy_implementations)]
+#![allow(unstable)]
 
 extern crate "msg" as servo_msg;
 extern crate serialize;

components/layout/layout_debug.rs

@@ -5,7 +5,7 @@
 //! Supports writing a trace file created during each layout scope
 //! that can be viewed by an external tool to make layout debugging easier.
 
-#![macro_escape]
+#![macro_use]
 
 use flow_ref::FlowRef;
 use flow;

components/msg/lib.rs

@@ -7,6 +7,7 @@
 #![deny(unused_imports)]
 #![deny(unused_variables)]
 #![allow(missing_copy_implementations)]
+#![allow(unstable)]
 
 extern crate azure;
 extern crate geom;

components/script/lib.rs

@@ -49,9 +49,9 @@ extern crate string_cache_macros;
 pub mod cors;
 
 /// The implementation of the DOM.
-#[macro_escape]
+#[macro_use]
 pub mod dom {
-    #[macro_escape]
+    #[macro_use]
     pub mod macros;
 
     /// The code to expose the DOM to JavaScript through IDL bindings.

components/script_traits/lib.rs

@@ -7,6 +7,7 @@
 #![deny(unused_imports)]
 #![deny(unused_variables)]
 #![allow(missing_copy_implementations)]
+#![allow(unstable)]
 
 extern crate devtools_traits;
 extern crate geom;

components/servo/lib.rs

@@ -7,6 +7,7 @@
 #![deny(unused_imports)]
 #![deny(unused_variables)]
 #![allow(missing_copy_implementations)]
+#![allow(unstable)]
 
 #[macro_use]
 extern crate log;

components/servo/main.rs

@@ -4,6 +4,7 @@
 
 #![deny(unused_imports)]
 #![deny(unused_variables)]
+#![allow(unstable)]
 
 #[cfg(target_os="android")]
 extern crate libc;

components/util/workqueue.rs

@@ -195,7 +195,7 @@ impl<'a, QueueData: 'static, WorkData: Send> WorkerProxy<'a, QueueData, WorkData
 
     /// Retrieves the queue user data.
     #[inline]
-    pub fn user_data<'a>(&'a self) -> &'a QueueData {
+    pub fn user_data<'b>(&'b self) -> &'b QueueData {
         unsafe {
             mem::transmute(self.queue_data)
         }