Clean up FunctionLiteral AST node cruft

src/parsing/preparser.cc

 // Copyright 2011 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 <cmath>
 
 #include "src/allocation.h"
 #include "src/base/logging.h"
 #include "src/conversions-inl.h"
 #include "src/conversions.h"
@@ skipping 433 matching lines @@
   int pos = position();
   bool is_generator = Check(Token::MUL);
   bool is_strict_reserved = false;
   Identifier name = ParseIdentifierOrStrictReservedWord(
       &is_strict_reserved, CHECK_OK);
   ParseFunctionLiteral(name, scanner()->location(),
                        is_strict_reserved ? kFunctionNameIsStrictReserved
                                           : kFunctionNameValidityUnknown,
                        is_generator ? FunctionKind::kGeneratorFunction
                                     : FunctionKind::kNormalFunction,
-                       pos, FunctionLiteral::DECLARATION,
-                       FunctionLiteral::NORMAL_ARITY, language_mode(),
+                       pos, FunctionLiteral::kDeclaration,
+                       FunctionLiteral::kNormalArity, language_mode(),
                        CHECK_OK);
   return Statement::FunctionDeclaration();
 }
 
 
 PreParser::Statement PreParser::ParseClassDeclaration(bool* ok) {
   Expect(Token::CLASS, CHECK_OK);
   if (!allow_harmony_sloppy() && is_sloppy(language_mode())) {
     ReportMessage(MessageTemplate::kSloppyLexical);
     *ok = false;
@@ skipping 816 matching lines @@
     Expect(Token::RBRACE, CHECK_OK);
     return PreParserExpression::Default();
   }
 }
 
 #undef CHECK_OK
 
 
 }  // namespace internal
 }  // namespace v8