Implement Function.prototype.toMethod.

src/factory.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_FACTORY_H_
 #define V8_FACTORY_H_
 
 #include "src/isolate.h"
 
 namespace v8 {
@@ skipping 457 matching lines @@
   void BecomeJSFunction(Handle<JSReceiver> object);
 
   Handle<JSFunction> NewFunction(Handle<String> name,
                                  Handle<Code> code,
                                  Handle<Object> prototype,
                                  bool read_only_prototype = false);
   Handle<JSFunction> NewFunction(Handle<String> name);
   Handle<JSFunction> NewFunctionWithoutPrototype(Handle<String> name,
                                                  Handle<Code> code);
 
+  Handle<JSFunction> NewFunctionWithMapFromSharedFunctionInfo(
+      Handle<Map> map,
+      Handle<SharedFunctionInfo> function_info,
+      Handle<Context> context,
+      PretenureFlag pretenure = TENURED);
+
+
   Handle<JSFunction> NewFunctionFromSharedFunctionInfo(
       Handle<SharedFunctionInfo> function_info,
       Handle<Context> context,
       PretenureFlag pretenure = TENURED);
 
   Handle<JSFunction> NewFunction(Handle<String> name,
                                  Handle<Code> code,
                                  Handle<Object> prototype,
                                  InstanceType type,
                                  int instance_size,
@@ skipping 217 matching lines @@
                                  PretenureFlag pretenure = TENURED);
 
   Handle<JSFunction> NewFunction(Handle<Map> map,
                                  Handle<String> name,
                                  MaybeHandle<Code> maybe_code);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_FACTORY_H_