Fix windows build errors.

R=dcarney@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11637033

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13249 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/unicode.h

@@ -29,7 +29,6 @@
 #define V8_UNICODE_H_
 
 #include <sys/types.h>
-#include <stdint.h>
 #include <globals.h>
 /**
  * \file