Create ast/ and parsing/ subdirectories and move appropriate files

src/token.cc

-// Copyright 2006-2008 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 <stdint.h>
-#include "src/token.h"
-
-namespace v8 {
-namespace internal {
-
-#define T(name, string, precedence) #name,
-const char* const Token::name_[NUM_TOKENS] = {
-  TOKEN_LIST(T, T)
-};
-#undef T
-
-
-#define T(name, string, precedence) string,
-const char* const Token::string_[NUM_TOKENS] = {
-  TOKEN_LIST(T, T)
-};
-#undef T
-
-
-#define T(name, string, precedence) precedence,
-const int8_t Token::precedence_[NUM_TOKENS] = {
-  TOKEN_LIST(T, T)
-};
-#undef T
-
-
-#define KT(a, b, c) 'T',
-#define KK(a, b, c) 'K',
-const char Token::token_type[] = {
-  TOKEN_LIST(KT, KK)
-};
-#undef KT
-#undef KK
-
-}  // namespace internal
-}  // namespace v8