Do not eagerly instantiate accessors' JSFunction.

src/ic/call-optimization.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_IC_CALL_OPTIMIZATION_H_
 #define V8_IC_CALL_OPTIMIZATION_H_
 
 #include "src/code-stubs.h"
 #include "src/ic/access-compiler.h"
 #include "src/macro-assembler.h"
 #include "src/objects.h"
 
 namespace v8 {
 namespace internal {
 // Holds information about possible function call optimizations.
 class CallOptimization BASE_EMBEDDED {
  public:
-  explicit CallOptimization(Handle<JSFunction> function);
+  explicit CallOptimization(Handle<Object> function);
 
   bool is_constant_call() const { return !constant_function_.is_null(); }
 
   Handle<JSFunction> constant_function() const {
     DCHECK(is_constant_call());
     return constant_function_;
   }
 
   bool is_simple_api_call() const { return is_simple_api_call_; }
 
@@ skipping 15 matching lines @@
   // Check if the api holder is between the receiver and the holder.
   bool IsCompatibleReceiver(Handle<Object> receiver,
                             Handle<JSObject> holder) const;
 
   // Check if the api holder is between the receiver and the holder.
   bool IsCompatibleReceiverMap(Handle<Map> receiver_map,
                                Handle<JSObject> holder) const;
 
  private:
   void Initialize(Handle<JSFunction> function);
+  void Initialize(Handle<FunctionTemplateInfo> function_template_info);
 
   // Determines whether the given function can be called using the
   // fast api call builtin.
   void AnalyzePossibleApiFunction(Handle<JSFunction> function);
 
   Handle<JSFunction> constant_function_;
   bool is_simple_api_call_;
   Handle<FunctionTemplateInfo> expected_receiver_type_;
   Handle<CallHandlerInfo> api_call_info_;
 };
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_IC_CALL_OPTIMIZATION_H_