Implement loads and calls from 'super'

src/lookup.h

 // Copyright 2014 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.
 
 #ifndef V8_LOOKUP_H_
 #define V8_LOOKUP_H_
 
 #include "src/factory.h"
 #include "src/isolate.h"
 #include "src/objects.h"
@@ skipping 100 matching lines @@
     return transition_map_;
   }
   template <class T>
   Handle<T> GetHolder() const {
     DCHECK(IsFound());
     return Handle<T>::cast(maybe_holder_.ToHandleChecked());
   }
   Handle<JSReceiver> GetRoot() const;
   bool HolderIsReceiverOrHiddenPrototype() const;
 
+  void LookupForRead();
+
   /* ACCESS_CHECK */
   bool HasAccess(v8::AccessType access_type) const;
 
   /* PROPERTY */
   // HasProperty needs to be called before any of the other PROPERTY methods
   // below can be used. It ensures that we are able to provide a definite
   // answer, and loads extra information about the property.
   bool HasProperty();
   void PrepareForDataProperty(Handle<Object> value);
   void PrepareTransitionToDataProperty(Handle<Object> value,
@@ skipping 105 matching lines @@
   MaybeHandle<Object> maybe_receiver_;
   MaybeHandle<JSReceiver> maybe_holder_;
 
   int number_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LOOKUP_H_