1 files changed, 1 insertions, 20 deletions
diff --git a/dom/bindings/DOMJSClass.h b/dom/bindings/DOMJSClass.h
index 12055fe6ba..3d8a734140 100644
--- a/dom/bindings/DOMJSClass.h
+++ b/dom/bindings/DOMJSClass.h
@@ -570,7 +570,7 @@ struct DOMIfaceAndProtoJSClass {
   // initialization for aggregate/POD types.
   const JSClass mBase;
 
-  // Either eInterface, eNamespace, eInterfacePrototype,
+  // Either eNamespace, eInterfacePrototype,
   // eGlobalInterfacePrototype or eNamedPropertiesObject.
   DOMObjectType mType;  // uint8_t
 
@@ -589,25 +589,6 @@ struct DOMIfaceAndProtoJSClass {
   const JSClass* ToJSClass() const { return &mBase; }
 };
 
-// Special JSClass for DOM interface objects.
-struct DOMIfaceJSClass : public DOMIfaceAndProtoJSClass {
-  // Boolean indicating whether this object wants an isInstance property
-  // pointing to InterfaceIsInstance defined on it.  Only ever true for the
-  // eInterface case.
-  bool wantsInterfaceIsInstance;
-
-  // The value to return for Function.prototype.toString on this interface
-  // object.
-  const char* mFunToString;
-
-  static const DOMIfaceJSClass* FromJSClass(const JSClass* base) {
-    const DOMIfaceAndProtoJSClass* clazz =
-        DOMIfaceAndProtoJSClass::FromJSClass(base);
-    MOZ_ASSERT(clazz->mType == eInterface || clazz->mType == eNamespace);
-    return static_cast<const DOMIfaceJSClass*>(clazz);
-  }
-};
-
 class ProtoAndIfaceCache;
 
 inline bool DOMGlobalHasProtoAndIFaceCache(JSObject* global) {