[turbofan] Add support for CreateIterResultObject.

src/compiler/js-operator.h

 // Copyright 2013 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_COMPILER_JS_OPERATOR_H_
 #define V8_COMPILER_JS_OPERATOR_H_
 
 #include "src/compiler/type-hints.h"
 #include "src/runtime/runtime.h"
 
@@ skipping 496 matching lines @@
   const Operator* ToName();
   const Operator* ToObject();
   const Operator* Yield();
 
   const Operator* Create();
   const Operator* CreateArguments(CreateArgumentsParameters::Type type,
                                   int start_index);
   const Operator* CreateArray(size_t arity, Handle<AllocationSite> site);
   const Operator* CreateClosure(Handle<SharedFunctionInfo> shared_info,
                                 PretenureFlag pretenure);
+  const Operator* CreateIterResultObject();
   const Operator* CreateLiteralArray(Handle<FixedArray> constant_elements,
                                      int literal_flags, int literal_index);
   const Operator* CreateLiteralObject(Handle<FixedArray> constant_properties,
                                       int literal_flags, int literal_index);
   const Operator* CreateLiteralRegExp(Handle<String> constant_pattern,
                                       int literal_flags, int literal_index);
 
   const Operator* CallFunction(
       size_t arity, LanguageMode language_mode,
       VectorSlotPair const& feedback = VectorSlotPair(),
@@ skipping 58 matching lines @@
   Zone* const zone_;
 
   DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_JS_OPERATOR_H_