Revert of [strong] Implement strong mode restrictions on property access

src/code-factory.h

 // Copyright 2012 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_CODE_FACTORY_H_
 #define V8_CODE_FACTORY_H_
 
 #include "src/allocation.h"
 #include "src/assembler.h"
 #include "src/codegen.h"
@@ skipping 14 matching lines @@
 
  private:
   const Handle<Code> code_;
   const CallInterfaceDescriptor descriptor_;
 };
 
 
 class CodeFactory final {
  public:
   // Initial states for ICs.
-  static Callable LoadIC(Isolate* isolate, ContextualMode mode,
-                         LanguageMode language_mode);
+  static Callable LoadIC(Isolate* isolate, ContextualMode mode);
   static Callable LoadICInOptimizedCode(Isolate* isolate, ContextualMode mode,
-                                        LanguageMode language_mode,
                                         InlineCacheState initialization_state);
-  static Callable KeyedLoadIC(Isolate* isolate, LanguageMode language_mode);
+  static Callable KeyedLoadIC(Isolate* isolate);
   static Callable KeyedLoadICInOptimizedCode(
-      Isolate* isolate, LanguageMode language_mode,
-      InlineCacheState initialization_state);
+      Isolate* isolate, InlineCacheState initialization_state);
   static Callable CallIC(Isolate* isolate, int argc,
                          CallICState::CallType call_type);
   static Callable CallICInOptimizedCode(Isolate* isolate, int argc,
                                         CallICState::CallType call_type);
   static Callable StoreIC(Isolate* isolate, LanguageMode mode);
   static Callable KeyedStoreIC(Isolate* isolate, LanguageMode mode);
   static Callable KeyedStoreICInOptimizedCode(
       Isolate* isolate, LanguageMode mode,
       InlineCacheState initialization_state);
 
@@ skipping 25 matching lines @@
   static Callable AllocateHeapNumber(Isolate* isolate);
 
   static Callable CallFunction(Isolate* isolate, int argc,
                                CallFunctionFlags flags);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CODE_FACTORY_H_