Revert of [turbofan] Improve typed lowering of JSBitwiseAnd.

src/compiler/js-typed-lowering.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_COMPILER_JS_TYPED_LOWERING_H_
 #define V8_COMPILER_JS_TYPED_LOWERING_H_
 
 #include "src/compiler/graph-reducer.h"
 #include "src/compiler/simplified-operator.h"
 
@@ skipping 14 matching lines @@
   JSTypedLowering(JSGraph* jsgraph, Zone* zone);
   ~JSTypedLowering() FINAL {}
 
   Reduction Reduce(Node* node) FINAL;
 
  private:
   friend class JSBinopReduction;
 
   Reduction ReplaceEagerly(Node* old, Node* node);
   Reduction ReduceJSAdd(Node* node);
-  Reduction ReduceJSBitwiseAnd(Node* node);
   Reduction ReduceJSBitwiseOr(Node* node);
   Reduction ReduceJSMultiply(Node* node);
   Reduction ReduceJSComparison(Node* node);
   Reduction ReduceJSLoadProperty(Node* node);
   Reduction ReduceJSStoreProperty(Node* node);
   Reduction ReduceJSLoadContext(Node* node);
   Reduction ReduceJSStoreContext(Node* node);
   Reduction ReduceJSEqual(Node* node, bool invert);
   Reduction ReduceJSStrictEqual(Node* node, bool invert);
   Reduction ReduceJSUnaryNot(Node* node);
@@ skipping 20 matching lines @@
   JSOperatorBuilder* javascript() const;
   CommonOperatorBuilder* common() const;
   SimplifiedOperatorBuilder* simplified() { return &simplified_; }
   MachineOperatorBuilder* machine() const;
 
   JSGraph* jsgraph_;
   SimplifiedOperatorBuilder simplified_;
   ZoneVector<Node*> conversions_;  // Cache inserted JSToXXX() conversions.
   Type* zero_range_;
   Type* one_range_;
-  Type* zero_one_range_;
   Type* zero_thirtyone_range_;
   Type* shifted_int32_ranges_[4];
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_JS_TYPED_LOWERING_H_