Revert of Introduce LookupIterator::Restart() and use it

src/lookup.h

Index: src/lookup.h
diff --git a/src/lookup.h b/src/lookup.h
index 5396619852ea94981531d46b2877a2bc1c06dada..b0564431c501e646e9a6b600b4281c8f2b72b9ba 100644
--- a/src/lookup.h
+++ b/src/lookup.h
@@ -162,8 +162,6 @@
       Isolate* isolate, Handle<Object> receiver, Handle<Object> key,
       bool* success, Configuration configuration = DEFAULT);
 
-  void Restart() { RestartInternal(InterceptorState::kUninitialized); }
-
   Isolate* isolate() const { return isolate_; }
   State state() const { return state_; }
 
@@ -262,10 +260,7 @@
 
   MUST_USE_RESULT inline JSReceiver* NextHolder(Map* map);
   inline State LookupInHolder(Map* map, JSReceiver* holder);
-  void RestartLookupForNonMaskingInterceptors() {
-    RestartInternal(InterceptorState::kProcessNonMasking);
-  }
-  void RestartInternal(InterceptorState interceptor_state);
+  void RestartLookupForNonMaskingInterceptors();
   State LookupNonMaskingInterceptorInHolder(Map* map, JSReceiver* holder);
   Handle<Object> FetchValue() const;
   void ReloadPropertyInformation();