2 files changed, 7 insertions, 8 deletions

diff --git a/components/script/dom/webgl_extensions/extensions.rs b/components/script/dom/webgl_extensions/extensions.rs
index 7cb478f9fb0..0707407401e 100644
--- a/components/script/dom/webgl_extensions/extensions.rs
+++ b/components/script/dom/webgl_extensions/extensions.rs
@@ -4,18 +4,18 @@
 
 use canvas_traits::webgl::WebGLError;
 use core::iter::FromIterator;
-use core::nonzero::NonZero;
 use dom::bindings::cell::DomRefCell;
 use dom::bindings::codegen::Bindings::OESStandardDerivativesBinding::OESStandardDerivativesConstants;
 use dom::bindings::codegen::Bindings::OESTextureHalfFloatBinding::OESTextureHalfFloatConstants;
 use dom::bindings::codegen::Bindings::WebGLRenderingContextBinding::WebGLRenderingContextConstants as constants;
+use dom::bindings::nonnull::NonNullJSObjectPtr;
 use dom::bindings::root::DomRoot;
 use dom::bindings::trace::JSTraceable;
 use dom::webglrenderingcontext::WebGLRenderingContext;
 use fnv::{FnvHashMap, FnvHashSet};
 use gleam::gl::GLenum;
 use heapsize::HeapSizeOf;
-use js::jsapi::{JSContext, JSObject};
+use js::jsapi::JSContext;
 use js::jsval::JSVal;
 use ref_filter_map::ref_filter_map;
 use std::cell::Ref;
@@ -109,7 +109,7 @@ impl WebGLExtensions {
                                 .collect()
     }
 
-    pub fn get_or_init_extension(&self, name: &str, ctx: &WebGLRenderingContext) -> Option<NonZero<*mut JSObject>> {
+    pub fn get_or_init_extension(&self, name: &str, ctx: &WebGLRenderingContext) -> Option<NonNullJSObjectPtr> {
         let name = name.to_uppercase();
         self.extensions.borrow().get(&name).and_then(|extension| {
             if extension.is_supported(self) {
diff --git a/components/script/dom/webgl_extensions/wrapper.rs b/components/script/dom/webgl_extensions/wrapper.rs
index 7b4452ad7dc..49d698bf14c 100644
--- a/components/script/dom/webgl_extensions/wrapper.rs
+++ b/components/script/dom/webgl_extensions/wrapper.rs
@@ -2,13 +2,12 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-use core::nonzero::NonZero;
+use dom::bindings::nonnull::NonNullJSObjectPtr;
 use dom::bindings::reflector::DomObject;
 use dom::bindings::root::{DomRoot, MutNullableDom};
 use dom::bindings::trace::JSTraceable;
 use dom::webglrenderingcontext::WebGLRenderingContext;
 use heapsize::HeapSizeOf;
-use js::jsapi::JSObject;
 use std::any::Any;
 use super::{WebGLExtension, WebGLExtensions};
 
@@ -18,7 +17,7 @@ pub trait WebGLExtensionWrapper: JSTraceable + HeapSizeOf {
     fn instance_or_init(&self,
                         ctx: &WebGLRenderingContext,
                         ext: &WebGLExtensions)
-                        -> NonZero<*mut JSObject>;
+                        -> NonNullJSObjectPtr;
     fn is_supported(&self, &WebGLExtensions) -> bool;
     fn is_enabled(&self) -> bool;
     fn enable(&self, ext: &WebGLExtensions);
@@ -48,7 +47,7 @@ impl<T> WebGLExtensionWrapper for TypedWebGLExtensionWrapper<T>
     fn instance_or_init(&self,
                         ctx: &WebGLRenderingContext,
                         ext: &WebGLExtensions)
-                        -> NonZero<*mut JSObject> {
+                        -> NonNullJSObjectPtr {
         let mut enabled = true;
         let extension = self.extension.or_init(|| {
             enabled = false;
@@ -58,7 +57,7 @@ impl<T> WebGLExtensionWrapper for TypedWebGLExtensionWrapper<T>
             self.enable(ext);
         }
         unsafe {
-            NonZero::new_unchecked(extension.reflector().get_jsobject().get())
+            NonNullJSObjectPtr::new_unchecked(extension.reflector().get_jsobject().get())
         }
     }