[turbofan] Remove extra attributes from SimplifiedOperatorBuilder methods.

src/compiler/simplified-operator.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_SIMPLIFIED_OPERATOR_H_
 #define V8_COMPILER_SIMPLIFIED_OPERATOR_H_
 
 #include "src/compiler/machine-type.h"
 #include "src/handles.h"
 
@@ skipping 72 matching lines @@
 //   - Float32: an untagged float32
 
 // Boolean values can be:
 //   - Bool: a tagged pointer to either the canonical JS #false or
 //           the canonical JS #true object
 //   - Bit: an untagged integer 0 or 1, but word-sized
 class SimplifiedOperatorBuilder FINAL {
  public:
   explicit SimplifiedOperatorBuilder(Zone* zone);
 
-  const Operator* BooleanNot() const WARN_UNUSED_RESULT;
+  const Operator* BooleanNot();
 
-  const Operator* NumberEqual() const WARN_UNUSED_RESULT;
-  const Operator* NumberLessThan() const WARN_UNUSED_RESULT;
-  const Operator* NumberLessThanOrEqual() const WARN_UNUSED_RESULT;
-  const Operator* NumberAdd() const WARN_UNUSED_RESULT;
-  const Operator* NumberSubtract() const WARN_UNUSED_RESULT;
-  const Operator* NumberMultiply() const WARN_UNUSED_RESULT;
-  const Operator* NumberDivide() const WARN_UNUSED_RESULT;
-  const Operator* NumberModulus() const WARN_UNUSED_RESULT;
-  const Operator* NumberToInt32() const WARN_UNUSED_RESULT;
-  const Operator* NumberToUint32() const WARN_UNUSED_RESULT;
+  const Operator* NumberEqual();
+  const Operator* NumberLessThan();
+  const Operator* NumberLessThanOrEqual();
+  const Operator* NumberAdd();
+  const Operator* NumberSubtract();
+  const Operator* NumberMultiply();
+  const Operator* NumberDivide();
+  const Operator* NumberModulus();
+  const Operator* NumberToInt32();
+  const Operator* NumberToUint32();
 
-  const Operator* ReferenceEqual(Type* type) const WARN_UNUSED_RESULT;
+  const Operator* ReferenceEqual(Type* type);
 
-  const Operator* StringEqual() const WARN_UNUSED_RESULT;
-  const Operator* StringLessThan() const WARN_UNUSED_RESULT;
-  const Operator* StringLessThanOrEqual() const WARN_UNUSED_RESULT;
-  const Operator* StringAdd() const WARN_UNUSED_RESULT;
+  const Operator* StringEqual();
+  const Operator* StringLessThan();
+  const Operator* StringLessThanOrEqual();
+  const Operator* StringAdd();
 
-  const Operator* ChangeTaggedToInt32() const WARN_UNUSED_RESULT;
-  const Operator* ChangeTaggedToUint32() const WARN_UNUSED_RESULT;
-  const Operator* ChangeTaggedToFloat64() const WARN_UNUSED_RESULT;
-  const Operator* ChangeInt32ToTagged() const WARN_UNUSED_RESULT;
-  const Operator* ChangeUint32ToTagged() const WARN_UNUSED_RESULT;
-  const Operator* ChangeFloat64ToTagged() const WARN_UNUSED_RESULT;
-  const Operator* ChangeBoolToBit() const WARN_UNUSED_RESULT;
-  const Operator* ChangeBitToBool() const WARN_UNUSED_RESULT;
+  const Operator* ChangeTaggedToInt32();
+  const Operator* ChangeTaggedToUint32();
+  const Operator* ChangeTaggedToFloat64();
+  const Operator* ChangeInt32ToTagged();
+  const Operator* ChangeUint32ToTagged();
+  const Operator* ChangeFloat64ToTagged();
+  const Operator* ChangeBoolToBit();
+  const Operator* ChangeBitToBool();
 
-  const Operator* LoadField(const FieldAccess&) const WARN_UNUSED_RESULT;
-  const Operator* StoreField(const FieldAccess&) const WARN_UNUSED_RESULT;
-  const Operator* LoadElement(const ElementAccess&) const WARN_UNUSED_RESULT;
-  const Operator* StoreElement(const ElementAccess&) const WARN_UNUSED_RESULT;
+  const Operator* LoadField(const FieldAccess&);
+  const Operator* StoreField(const FieldAccess&);
+  const Operator* LoadElement(const ElementAccess&);
+  const Operator* StoreElement(const ElementAccess&);
 
  private:
   Zone* zone() const { return zone_; }
 
   const SimplifiedOperatorBuilderImpl& impl_;
   Zone* const zone_;
 
   DISALLOW_COPY_AND_ASSIGN(SimplifiedOperatorBuilder);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_SIMPLIFIED_OPERATOR_H_