Get rid of last non-JSReceiver::Lookup usage of LookupOwn

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"
 
 namespace v8 {
 namespace internal {
 
 class LookupIterator V8_FINAL BASE_EMBEDDED {
  public:
   enum Configuration {
     // Configuration bits.
     CHECK_HIDDEN_PROPERTY = 1 << 0,
     CHECK_DERIVED_PROPERTY = 1 << 1,
     CHECK_INTERCEPTOR = 1 << 2,
     CHECK_ACCESS_CHECK = 1 << 3,
 
     // Convience combinations of bits.
     CHECK_PROPERTY = 0,
+    CHECK_OWN = CHECK_ACCESS_CHECK | CHECK_INTERCEPTOR,
     CHECK_HIDDEN_SKIP_INTERCEPTOR = CHECK_HIDDEN_PROPERTY | CHECK_ACCESS_CHECK,
     CHECK_DERIVED_SKIP_INTERCEPTOR =
         CHECK_HIDDEN_SKIP_INTERCEPTOR | CHECK_DERIVED_PROPERTY,
     CHECK_DERIVED = CHECK_DERIVED_SKIP_INTERCEPTOR | CHECK_INTERCEPTOR,
     CHECK_HIDDEN = CHECK_HIDDEN_SKIP_INTERCEPTOR | CHECK_INTERCEPTOR
   };
 
   enum State {
     ACCESS_CHECK,
     INTERCEPTOR,
@@ skipping 193 matching lines @@
   MaybeHandle<Object> maybe_receiver_;
   MaybeHandle<JSReceiver> maybe_holder_;
 
   int number_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LOOKUP_H_