diff --git a/components/devtools/actor.rs b/components/devtools/actor.rs
index d9f214c79f1..8a2d0be8c12 100644
--- a/components/devtools/actor.rs
+++ b/components/devtools/actor.rs
@@ -136,7 +136,7 @@ impl ActorRegistry {
         //       fails for unknown reasons.
         /*let actor: &Actor+Send+Sized = *self.actors.find(&name.to_string()).unwrap();
         (actor as &Any).downcast_ref::<T>().unwrap()*/
-        self.actors.find(&name.to_string()).unwrap().as_ref::<T>().unwrap()
+        self.actors.find(&name.to_string()).unwrap().downcast_ref::<T>().unwrap()
     }
 
     /// Find an actor by registered name
@@ -162,7 +162,7 @@ impl ActorRegistry {
                 }
             }
         }
-        let mut new_actors = replace(&mut *self.new_actors.borrow_mut(), vec!());
+        let new_actors = replace(&mut *self.new_actors.borrow_mut(), vec!());
         for actor in new_actors.into_iter() {
             self.actors.insert(actor.name().to_string(), actor);
         }
diff --git a/components/devtools/actors/inspector.rs b/components/devtools/actors/inspector.rs
index 5d401e4ea7a..67e480c61de 100644
--- a/components/devtools/actors/inspector.rs
+++ b/components/devtools/actors/inspector.rs
@@ -157,7 +157,7 @@ impl NodeInfoToProtocol for NodeInfo {
             publicId: self.publicId,
             systemId: self.systemId,
 
-            attrs: self.attrs.move_iter().map(|attr| {
+            attrs: self.attrs.into_iter().map(|attr| {
                 AttrMsg {
                     namespace: attr.namespace,
                     name: attr.name,
@@ -262,7 +262,7 @@ impl Actor for WalkerActor {
                 let msg = ChildrenReply {
                     hasFirst: true,
                     hasLast: true,
-                    nodes: children.move_iter().map(|child| {
+                    nodes: children.into_iter().map(|child| {
                         child.encode(registry, true)
                     }).collect(),
                     from: self.name(),
diff --git a/components/devtools/lib.rs b/components/devtools/lib.rs
index d7305ebdc90..064ecd18ff2 100644
--- a/components/devtools/lib.rs
+++ b/components/devtools/lib.rs
@@ -8,6 +8,8 @@
 #![comment = "The Servo Parallel Browser Project"]
 #![license = "MPL"]
 
+#![allow(non_snake_case)]
+
 #![feature(phase)]
 
 #![feature(phase)]
diff --git a/components/devtools_traits/lib.rs b/components/devtools_traits/lib.rs
index 1b69499f8a5..8a6406c0e61 100644
--- a/components/devtools_traits/lib.rs
+++ b/components/devtools_traits/lib.rs
@@ -8,6 +8,8 @@
 #![comment = "The Servo Parallel Browser Project"]
 #![license = "MPL"]
 
+#![allow(non_snake_case)]
+
 extern crate "msg" as servo_msg;
 
 /// This module contains shared types and messages for use by devtools/script.