Minor performance improvements to the LookupIterator

src/lookup.h

Index: src/lookup.h
diff --git a/src/lookup.h b/src/lookup.h
index d0ee6cb54dfc589ff68eb6718677868f3bf939b6..9881659b26168b0dbbb1ef77fdecc0d4c9ee5920 100644
--- a/src/lookup.h
+++ b/src/lookup.h
@@ -259,11 +259,9 @@ class LookupIterator final BASE_EMBEDDED {
   bool InternalHolderIsReceiverOrHiddenPrototype() const;
   InterceptorInfo* GetInterceptor(JSObject* holder) const;
 
-  bool IsBootstrapping() const;
-
   bool check_hidden() const { return (configuration_ & kHidden) != 0; }
   bool check_interceptor() const {
-    return !IsBootstrapping() && (configuration_ & kInterceptor) != 0;
+    return (configuration_ & kInterceptor) != 0;
   }
   bool check_prototype_chain() const {
     return (configuration_ & kPrototypeChain) != 0;