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Diffstat (limited to 'src/components/script/dom/bindings/utils.rs')
| -rw-r--r-- | src/components/script/dom/bindings/utils.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/components/script/dom/bindings/utils.rs b/src/components/script/dom/bindings/utils.rs index 1e2e38c0141..8e572414d0e 100644 --- a/src/components/script/dom/bindings/utils.rs +++ b/src/components/script/dom/bindings/utils.rs @@ -410,9 +410,11 @@ pub extern fn ThrowingConstructor(_cx: *mut JSContext, _argc: c_uint, _vp: *mut } /// Construct and cache the ProtoOrIfaceArray for the given global. +/// Fails if the argument is not a DOM global. pub fn initialize_global(global: *mut JSObject) { let protoArray = box () ([0 as *mut JSObject, ..PrototypeList::id::IDCount as uint]); unsafe { + assert!(((*JS_GetClass(global)).flags & JSCLASS_DOM_GLOBAL) != 0); let box_ = squirrel_away_unique(protoArray); JS_SetReservedSlot(global, DOM_PROTOTYPE_SLOT, |