Use LookupIterator to transition to accessors

src/stub-cache.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_STUB_CACHE_H_
 #define V8_STUB_CACHE_H_
 
 #include "src/allocation.h"
 #include "src/arguments.h"
 #include "src/code-stubs.h"
@@ skipping 608 matching lines @@
                               CodeHandleList* handlers);
 
   static void GenerateLoadDictionaryElement(MacroAssembler* masm);
   static void GenerateStoreDictionaryElement(MacroAssembler* masm);
 };
 
 
 // Holds information about possible function call optimizations.
 class CallOptimization BASE_EMBEDDED {
  public:
-  explicit CallOptimization(LookupResult* lookup);
-
   explicit CallOptimization(Handle<JSFunction> function);
 
   bool is_constant_call() const {
     return !constant_function_.is_null();
   }
 
   Handle<JSFunction> constant_function() const {
     DCHECK(is_constant_call());
     return constant_function_;
   }
@@ skipping 35 matching lines @@
   Handle<JSFunction> constant_function_;
   bool is_simple_api_call_;
   Handle<FunctionTemplateInfo> expected_receiver_type_;
   Handle<CallHandlerInfo> api_call_info_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_