[turbofan] Fix invalid Number.parseInt inlining.

src/compiler/js-builtin-reducer.cc

 // 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.
 
 #include "src/compiler/js-builtin-reducer.h"
 
 #include "src/compilation-dependencies.h"
 #include "src/compiler/access-builder.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 869 matching lines @@
   return NoChange();
 }
 
 // ES6 section 20.1.2.13 Number.parseInt ( string, radix )
 Reduction JSBuiltinReducer::ReduceNumberParseInt(Node* node) {
   JSCallReduction r(node);
   if (r.InputsMatchOne(type_cache_.kSafeInteger) ||
       r.InputsMatchTwo(type_cache_.kSafeInteger,
                        type_cache_.kZeroOrUndefined) ||
       r.InputsMatchTwo(type_cache_.kSafeInteger, type_cache_.kTenOrUndefined)) {
-    // Number.parseInt(a:safe-integer) -> NumberToInt32(a)
-    // Number.parseInt(a:safe-integer,b:#0\/undefined) -> NumberToInt32(a)
-    // Number.parseInt(a:safe-integer,b:#10\/undefined) -> NumberToInt32(a)
-    Node* input = r.GetJSCallInput(0);
-    Node* value = graph()->NewNode(simplified()->NumberToInt32(), input);
+    // Number.parseInt(a:safe-integer) -> a
+    // Number.parseInt(a:safe-integer,b:#0\/undefined) -> a
+    // Number.parseInt(a:safe-integer,b:#10\/undefined) -> a
+    Node* value = r.GetJSCallInput(0);
     return Replace(value);
   }
   return NoChange();
 }
 
 // ES6 section 21.1.2.1 String.fromCharCode ( ...codeUnits )
 Reduction JSBuiltinReducer::ReduceStringFromCharCode(Node* node) {
   JSCallReduction r(node);
   if (r.InputsMatchOne(Type::PlainPrimitive())) {
     // String.fromCharCode(a:plain-primitive) -> StringFromCharCode(a)
@@ skipping 535 matching lines @@
   return jsgraph()->simplified();
 }
 
 JSOperatorBuilder* JSBuiltinReducer::javascript() const {
   return jsgraph()->javascript();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8