Include what you use for the preparser.

src/preparse-data.cc

Index: src/preparse-data.cc
diff --git a/src/preparse-data.cc b/src/preparse-data.cc
index 98c343e79c5bf923a479f9d03f3eef95d57b51bd..de7ec2ffabed4240377d061b228f4f121318739d 100644
--- a/src/preparse-data.cc
+++ b/src/preparse-data.cc
@@ -1,4 +1,4 @@
-// Copyright 2010 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -25,15 +25,9 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#include "../include/v8stdint.h"
 
-#include "preparse-data-format.h"
 #include "preparse-data.h"
 
-#include "checks.h"
-#include "globals.h"
-#include "hashmap.h"
-
 namespace v8 {
 namespace internal {