Check that Promise subclasses have callable resolve/reject

src/messages.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // The infrastructure used for (localized) message reporting in V8.
 //
 // Note: there's a big unresolved issue about ownership of the data
 // structures used by this framework.
 
 #ifndef V8_MESSAGES_H_
@@ skipping 169 matching lines @@
   T(ObserveNotifyNonNotifier, "notify called on non-notifier object")          \
   T(ObservePerformNonFunction, "Cannot perform non-function")                  \
   T(ObservePerformNonString, "Invalid non-string changeType")                  \
   T(ObserveTypeNonString,                                                      \
     "Invalid changeRecord with non-string 'type' property")                    \
   T(OrdinaryFunctionCalledAsConstructor,                                       \
     "Function object that's not a constructor was created with new")           \
   T(PromiseCyclic, "Chaining cycle detected for promise %")                    \
   T(PromiseExecutorAlreadyInvoked,                                             \
     "Promise executor has already been invoked with non-undefined arguments")  \
+  T(PromiseNonCallable, "Promise resolve or reject function is not callable")  \
   T(PropertyDescObject, "Property description must be an object: %")           \
   T(PropertyNotFunction,                                                       \
     "'%' returned for property '%' of object '%' is not a function")           \
   T(ProtoObjectOrNull, "Object prototype may only be an Object or null: %")    \
   T(PrototypeParentNotAnObject,                                                \
     "Class extends value does not have valid prototype property %")            \
   T(ProxyConstructNonObject,                                                   \
     "'construct' on proxy: trap returned non-object ('%')")                    \
   T(ProxyDefinePropertyNonConfigurable,                                        \
     "'defineProperty' on proxy: trap returned truish for defining "            \
@@ skipping 357 matching lines @@
   static Handle<String> GetMessage(Isolate* isolate, Handle<Object> data);
   static base::SmartArrayPointer<char> GetLocalizedMessage(Isolate* isolate,
                                                            Handle<Object> data);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_MESSAGES_H_