Inline LookupInHolder and NextHolder

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 127 matching lines @@
   }
   Handle<Object> GetAccessors() const;
   Handle<Object> GetDataValue() const;
   void WriteDataValue(Handle<Object> value);
 
   void InternalizeName();
 
  private:
   Handle<Map> GetReceiverMap() const;
 
-  MUST_USE_RESULT bool NextHolder();
-  State LookupInHolder();
+  MUST_USE_RESULT inline JSReceiver* NextHolder(Map* map);
+  inline State LookupInHolder(Map* map);
   Handle<Object> FetchValue() const;
 
   bool IsBootstrapping() const;
 
   // Methods that fetch data from the holder ensure they always have a holder.
   // This means the receiver needs to be present as opposed to just the receiver
   // map. Other objects in the prototype chain are transitively guaranteed to be
   // present via the receiver map.
   bool is_guaranteed_to_have_holder() const {
     return !maybe_receiver_.is_null();
@@ skipping 23 matching lines @@
   MaybeHandle<Object> maybe_receiver_;
   MaybeHandle<JSReceiver> maybe_holder_;
 
   int number_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LOOKUP_H_