Bug 768793 - Remove DOMJSClass::mGetWrapperCacheVTableOffset; r=khuey

dom/bindings/Codegen.py

@@ -129,8 +129,7 @@ DOMJSClass Class = {
     %s, /* trace */
     JSCLASS_NO_INTERNAL_MEMBERS
   },
-  %s,
-  -1
+  %s
 };
 """ % (self.descriptor.interface.identifier.name,
        ADDPROPERTY_HOOK_NAME if self.descriptor.concrete and not self.descriptor.workers and self.descriptor.wrapperCache else 'JS_PropertyStub',

dom/bindings/DOMJSClass.h

@@ -73,12 +73,6 @@ struct DOMJSClass
 
   DOMClass mClass;
 
-  // We cache the VTable index of GetWrapperCache for objects that support it.
-  //
-  // -1 indicates that GetWrapperCache is not implemented on the underlying object.
-  // XXXkhuey this is unused and needs to die.
-  const int16_t mGetWrapperCacheVTableOffset;
-
   static DOMJSClass* FromJSClass(JSClass* base) {
     MOZ_ASSERT(base->flags & JSCLASS_IS_DOMJSCLASS);
     return reinterpret_cast<DOMJSClass*>(base);

dom/workers/Worker.cpp

@@ -313,8 +313,7 @@ DOMJSClass Worker::sClass = {
       prototypes::id::_ID_Count },
     false,
     &sNativePropertyHooks
-  },
-  -1
+  }
 };
 
 JSPropertySpec Worker::sProperties[] = {
@@ -439,8 +438,7 @@ DOMJSClass ChromeWorker::sClass = {
       prototypes::id::_ID_Count },
     false,
     &sNativePropertyHooks
-  },
-  -1
+  }
 };
 
 WorkerPrivate*

dom/workers/WorkerScope.cpp

@@ -865,8 +865,7 @@ DOMJSClass DedicatedWorkerGlobalScope::sClass = {
       prototypes::id::_ID_Count },
     false,
     &sNativePropertyHooks
-  },
-  -1
+  }
 };
 
 JSPropertySpec DedicatedWorkerGlobalScope::sProperties[] = {