[turbofan] Remove locally constructed simplified builders.

src/compiler/js-intrinsic-lowering.h

 // Copyright 2015 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_INTRINSIC_LOWERING_H_
 #define V8_COMPILER_JS_INTRINSIC_LOWERING_H_
 
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph-reducer.h"
-#include "src/compiler/simplified-operator.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 // Forward declarations.
 class CommonOperatorBuilder;
 class JSOperatorBuilder;
 class JSGraph;
 class MachineOperatorBuilder;
+class SimplifiedOperatorBuilder;
 
 
 // Lowers certain JS-level runtime calls.
 class JSIntrinsicLowering final : public AdvancedReducer {
  public:
   enum DeoptimizationMode { kDeoptimizationEnabled, kDeoptimizationDisabled };
 
   JSIntrinsicLowering(Editor* editor, JSGraph* jsgraph,
                       DeoptimizationMode mode);
   ~JSIntrinsicLowering() final {}
@@ skipping 34 matching lines @@
   Reduction Change(Node* node, const Operator* op, Node* a, Node* b, Node* c);
   Reduction Change(Node* node, const Operator* op, Node* a, Node* b, Node* c,
                    Node* d);
   Reduction ChangeToUndefined(Node* node, Node* effect = nullptr);
 
   Graph* graph() const;
   JSGraph* jsgraph() const { return jsgraph_; }
   CommonOperatorBuilder* common() const;
   JSOperatorBuilder* javascript() const;
   MachineOperatorBuilder* machine() const;
+  SimplifiedOperatorBuilder* simplified() const;
   DeoptimizationMode mode() const { return mode_; }
-  SimplifiedOperatorBuilder* simplified() { return &simplified_; }
 
   JSGraph* const jsgraph_;
   DeoptimizationMode const mode_;
-  SimplifiedOperatorBuilder simplified_;
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_JS_INTRINSIC_LOWERING_H_