Check for scheduled exceptions after a failed-access-check callback.

src/objects.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1926 matching lines @@
   PropertyAttributes GetElementAttributeWithReceiver(JSReceiver* receiver,
                                                      uint32_t index,
                                                      bool continue_search);
 
   static void DefineAccessor(Handle<JSObject> object,
                              Handle<Name> name,
                              Handle<Object> getter,
                              Handle<Object> setter,
                              PropertyAttributes attributes);
 
-  Object* LookupAccessor(Name* name, AccessorComponent component);
+  MaybeObject* LookupAccessor(Name* name, AccessorComponent component);
 
   MUST_USE_RESULT MaybeObject* DefineAccessor(AccessorInfo* info);
 
   // Used from Object::GetProperty().
   MUST_USE_RESULT MaybeObject* GetPropertyWithFailedAccessCheck(
       Object* receiver,
       LookupResult* result,
       Name* name,
       PropertyAttributes* attributes);
   MUST_USE_RESULT MaybeObject* GetPropertyWithInterceptor(
@@ skipping 7848 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_