diff --git a/components/script/dom/htmlbodyelement.rs b/components/script/dom/htmlbodyelement.rs
index 817da5043f0..c716be93d39 100644
--- a/components/script/dom/htmlbodyelement.rs
+++ b/components/script/dom/htmlbodyelement.rs
@@ -19,7 +19,6 @@ use dom::virtualmethods::VirtualMethods;
 use dom::window::WindowHelpers;
 
 use cssparser::RGBA;
-use string_cache::Atom;
 use util::str::{self, DOMString};
 
 use std::borrow::ToOwned;
diff --git a/components/script/dom/htmlbuttonelement.rs b/components/script/dom/htmlbuttonelement.rs
index 280a92c99b2..38ed9b26e74 100644
--- a/components/script/dom/htmlbuttonelement.rs
+++ b/components/script/dom/htmlbuttonelement.rs
@@ -26,7 +26,6 @@ use std::ascii::OwnedAsciiExt;
 use std::borrow::ToOwned;
 use util::str::DOMString;
 use std::cell::Cell;
-use string_cache::Atom;
 
 #[jstraceable]
 #[derive(PartialEq, Copy, Clone)]
diff --git a/components/script/dom/htmldialogelement.rs b/components/script/dom/htmldialogelement.rs
index febfbc38f81..6d332530f55 100644
--- a/components/script/dom/htmldialogelement.rs
+++ b/components/script/dom/htmldialogelement.rs
@@ -14,7 +14,6 @@ use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
 use dom::node::{Node, NodeTypeId};
 
 use util::str::DOMString;
-use string_cache::Atom;
 
 use std::borrow::ToOwned;
 
diff --git a/components/script/dom/htmlfieldsetelement.rs b/components/script/dom/htmlfieldsetelement.rs
index 84c6d926bb6..27feed8eb3a 100644
--- a/components/script/dom/htmlfieldsetelement.rs
+++ b/components/script/dom/htmlfieldsetelement.rs
@@ -20,7 +20,6 @@ use dom::validitystate::ValidityState;
 use dom::virtualmethods::VirtualMethods;
 
 use util::str::{DOMString, StaticStringVec};
-use string_cache::Atom;
 
 #[dom_struct]
 pub struct HTMLFieldSetElement {
diff --git a/components/script/dom/htmlmetaelement.rs b/components/script/dom/htmlmetaelement.rs
index 9b12cd20e4e..00390c615cc 100644
--- a/components/script/dom/htmlmetaelement.rs
+++ b/components/script/dom/htmlmetaelement.rs
@@ -12,7 +12,6 @@ use dom::element::ElementTypeId;
 use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
 use dom::node::{Node, NodeTypeId};
 use util::str::DOMString;
-use string_cache::Atom;
 
 #[dom_struct]
 pub struct HTMLMetaElement {
diff --git a/components/script/dom/htmlobjectelement.rs b/components/script/dom/htmlobjectelement.rs
index bb56ee67092..df2c98ecfda 100644
--- a/components/script/dom/htmlobjectelement.rs
+++ b/components/script/dom/htmlobjectelement.rs
@@ -24,7 +24,6 @@ use dom::virtualmethods::VirtualMethods;
 use net_traits::image::base::Image;
 use util::str::DOMString;
 use std::sync::Arc;
-use string_cache::Atom;
 
 #[dom_struct]
 pub struct HTMLObjectElement {
diff --git a/components/script/dom/htmloptgroupelement.rs b/components/script/dom/htmloptgroupelement.rs
index 4b3f3baf560..f259eccf5bc 100644
--- a/components/script/dom/htmloptgroupelement.rs
+++ b/components/script/dom/htmloptgroupelement.rs
@@ -18,7 +18,6 @@ use dom::node::{DisabledStateHelpers, Node, NodeHelpers, NodeTypeId};
 use dom::virtualmethods::VirtualMethods;
 
 use util::str::DOMString;
-use string_cache::Atom;
 
 #[dom_struct]
 pub struct HTMLOptGroupElement {
diff --git a/components/script/dom/htmloptionelement.rs b/components/script/dom/htmloptionelement.rs
index 232e5ec2dec..29ef5040641 100644
--- a/components/script/dom/htmloptionelement.rs
+++ b/components/script/dom/htmloptionelement.rs
@@ -22,7 +22,6 @@ use dom::node::{DisabledStateHelpers, Node, NodeHelpers, NodeTypeId};
 use dom::virtualmethods::VirtualMethods;
 
 use util::str::{DOMString, split_html_space_chars};
-use string_cache::Atom;
 
 #[dom_struct]
 pub struct HTMLOptionElement {
diff --git a/components/script/dom/macros.rs b/components/script/dom/macros.rs
index d66190ffada..176feb927b9 100644
--- a/components/script/dom/macros.rs
+++ b/components/script/dom/macros.rs
@@ -8,8 +8,7 @@ macro_rules! make_getter(
         fn $attr(self) -> DOMString {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
-            #[allow(unused_imports)]
-            use std::ascii::AsciiExt;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             element.get_string_attribute(&Atom::from_slice($htmlname))
         }
@@ -25,8 +24,7 @@ macro_rules! make_bool_getter(
         fn $attr(self) -> bool {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
-            #[allow(unused_imports)]
-            use std::ascii::AsciiExt;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             // FIXME(pcwalton): Do this at compile time, not runtime.
             element.has_attribute(&Atom::from_slice($htmlname))
@@ -43,8 +41,7 @@ macro_rules! make_uint_getter(
         fn $attr(self) -> u32 {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
-            #[allow(unused_imports)]
-            use std::ascii::AsciiExt;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             // FIXME(pcwalton): Do this at compile time, not runtime.
             element.get_uint_attribute(&Atom::from_slice($htmlname), $default)
@@ -64,8 +61,7 @@ macro_rules! make_url_getter(
         fn $attr(self) -> DOMString {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
-            #[allow(unused_imports)]
-            use std::ascii::AsciiExt;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             // FIXME(pcwalton): Do this at compile time, not runtime.
             element.get_url_attribute(&Atom::from_slice($htmlname))
@@ -84,8 +80,7 @@ macro_rules! make_url_or_base_getter(
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
             use dom::window::WindowHelpers;
-            #[allow(unused_imports)]
-            use std::ascii::AsciiExt;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             let url = element.get_url_attribute(&Atom::from_slice($htmlname));
             if url.is_empty() {
@@ -107,8 +102,7 @@ macro_rules! make_enumerated_getter(
         fn $attr(self) -> DOMString {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
-            #[allow(unused_imports)]
-            use std::ascii::AsciiExt;
+            use string_cache::Atom;
             use std::borrow::ToOwned;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             let val = element.get_string_attribute(&Atom::from_slice($htmlname))
@@ -133,6 +127,7 @@ macro_rules! make_setter(
         fn $attr(self, value: DOMString) {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             // FIXME(pcwalton): Do this at compile time, not at runtime.
             element.set_string_attribute(&Atom::from_slice($htmlname), value)
@@ -146,6 +141,7 @@ macro_rules! make_bool_setter(
         fn $attr(self, value: bool) {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
+            use string_cache::Atom;
             let element: JSRef<Element> = ElementCast::from_ref(self);
             // FIXME(pcwalton): Do this at compile time, not at runtime.
             element.set_bool_attribute(&Atom::from_slice($htmlname), value)
@@ -159,6 +155,7 @@ macro_rules! make_uint_setter(
         fn $attr(self, value: u32) {
             use dom::element::{Element, AttributeHandlers};
             use dom::bindings::codegen::InheritTypes::ElementCast;
+            use string_cache::Atom;
             let value = if value > 2147483647 {
                 $default
             } else {