Implement dummy getOwnPropertyNames and enumerate traps.

components/script/dom/bindings/codegen/CodegenRust.py

@@ -2094,15 +2094,15 @@ let traps = ProxyTraps {
   getPropertyDescriptor: Some(getPropertyDescriptor),
   getOwnPropertyDescriptor: Some(getOwnPropertyDescriptor),
   defineProperty: Some(%s),
-  getOwnPropertyNames: ptr::null(),
+  getOwnPropertyNames: Some(getOwnPropertyNames_),
   delete_: Some(delete_),
-  enumerate: ptr::null(),
+  enumerate: Some(enumerate_),
 
   has: None,
   hasOwn: Some(hasOwn),
   get: Some(get),
   set: None,
-  keys: ptr::null(),
+  keys: None,
   iterate: None,
 
   call: None,
@@ -4532,6 +4532,7 @@ class CGBindingRoot(CGThing):
             'dom::bindings::proxyhandler::{_obj_toString, defineProperty_}',
             'dom::bindings::proxyhandler::{FillPropertyDescriptor, GetExpandoObject}',
             'dom::bindings::proxyhandler::{delete_, getPropertyDescriptor}',
+            'dom::bindings::proxyhandler::{getOwnPropertyNames_, enumerate_}',
             'dom::bindings::str::ByteString',
             'page::JSPageInfo',
             'libc',

components/script/dom/bindings/proxyhandler.rs

@@ -16,6 +16,7 @@ use js::glue::GetProxyExtra;
 use js::glue::{GetObjectProto, GetObjectParent, SetProxyExtra, GetProxyHandler};
 use js::glue::InvokeGetOwnPropertyDescriptor;
 use js::glue::RUST_js_GetErrorMessage;
+use js::glue::AutoIdVector;
 use js::{JSPROP_GETTER, JSPROP_ENUMERATE, JSPROP_READONLY, JSRESOLVE_QUALIFIED};
 
 use libc;
@@ -130,3 +131,14 @@ pub fn FillPropertyDescriptor(desc: &mut JSPropertyDescriptor, obj: *mut JSObjec
     desc.setter = None;
     desc.shortid = 0;
 }
+
+pub unsafe extern fn getOwnPropertyNames_(_cx: *mut JSContext,
+                                          _obj: *mut JSObject,
+                                          _v: *mut AutoIdVector) -> bool {
+    true
+}
+
+pub unsafe extern fn enumerate_(_cx: *mut JSContext, _obj: *mut JSObject,
+                                _v: *mut AutoIdVector) -> bool {
+    true
+}

components/script/dom/browsercontext.rs

@@ -84,15 +84,15 @@ static PROXY_HANDLER: ProxyTraps = ProxyTraps {
     getPropertyDescriptor: None,
     getOwnPropertyDescriptor: None,
     defineProperty: None,
-    getOwnPropertyNames: 0 as *const u8,
+    getOwnPropertyNames: None,
     delete_: None,
-    enumerate: 0 as *const u8,
+    enumerate: None,
 
     has: None,
     hasOwn: None,
     get: None,
     set: None,
-    keys: 0 as *const u8,
+    keys: None,
     iterate: None,
 
     call: None,

components/servo/Cargo.lock

@@ -412,7 +412,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.0"
-source = "git+https://github.com/servo/rust-mozjs#e04e7307a3e52f46bc9ba3d5682188285110bc67"
+source = "git+https://github.com/servo/rust-mozjs#2d86d6fb7ece49ff2f469c391e15e13f2b02af42"
 dependencies = [
  "mozjs-sys 0.0.0 (git+https://github.com/servo/mozjs)",
 ]