diff --git a/components/script/dom/bindings/proxyhandler.rs b/components/script/dom/bindings/proxyhandler.rs
index ce198da046a..07e215b72c5 100644
--- a/components/script/dom/bindings/proxyhandler.rs
+++ b/components/script/dom/bindings/proxyhandler.rs
@@ -39,7 +39,6 @@ use js::jsapi::{DOMProxyShadowsResult, JSContext, JSObject, PropertyDescriptor};
 use js::jsapi::{GetWellKnownSymbol, SymbolCode};
 use js::jsapi::{JSErrNum, SetDOMProxyInformation};
 use js::jsid::SymbolId;
-use js::jsval::JSVal;
 use js::jsval::ObjectValue;
 use js::jsval::UndefinedValue;
 use js::rust::wrappers::JS_AlreadyHasOwnPropertyById;
@@ -194,7 +193,7 @@ pub unsafe fn ensure_expando_object(
 /// Set the property descriptor's object to `obj` and set it to enumerable,
 /// and writable if `readonly` is true.
 pub fn set_property_descriptor(
-    mut desc: MutableHandle<PropertyDescriptor>,
+    desc: MutableHandle<PropertyDescriptor>,
     value: HandleValue,
     attrs: u32,
     is_none: &mut bool,
diff --git a/components/script/window_named_properties.rs b/components/script/window_named_properties.rs
index abe42825758..fd579f35d86 100644
--- a/components/script/window_named_properties.rs
+++ b/components/script/window_named_properties.rs
@@ -11,13 +11,8 @@ use crate::dom::window::Window;
 use crate::js::conversions::ToJSValConvertible;
 use crate::script_runtime::JSContext as SafeJSContext;
 use js::conversions::jsstr_to_string;
-use js::glue::{
-    AppendToIdVector, CreateProxyHandler, NewProxyObject, ProxyTraps, RUST_SYMBOL_TO_JSID,
-};
-use js::jsapi::{
-    jsid, GetPropertyKeys, GetWellKnownSymbol, JS_SetImmutablePrototype, SymbolCode, JSITER_HIDDEN,
-    JSITER_OWNONLY, JSITER_SYMBOLS,
-};
+use js::glue::{AppendToIdVector, CreateProxyHandler, NewProxyObject, ProxyTraps};
+use js::jsapi::{GetWellKnownSymbol, JS_SetImmutablePrototype, SymbolCode};
 use js::jsapi::{
     Handle, HandleObject, JSClass, JSContext, JSErrNum, MutableHandleObject, UndefinedHandleValue,
 };
@@ -124,7 +119,7 @@ unsafe extern "C" fn get_own_property_descriptor(
         // If the property key is an integer index, convert it to a String too.
         // TODO(delan) will this interfere with indexed access on the Window object
         // (window[index]), which should only return document-tree child navigables?
-        // https://html.spec.whatwg.org/#accessing-other-browsing-contexts
+        // https://html.spec.whatwg.org/multipage/#accessing-other-browsing-contexts
         id.to_int().to_string()
     } else if id.is_symbol() {
         unreachable!()