Switch to standard integer types in ppapi/.

ppapi/native_client/src/untrusted/pnacl_irt_shim/irt_shim_ppapi.c

 /*
  * Copyright 2014 The Chromium 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 "ppapi/native_client/src/untrusted/pnacl_irt_shim/irt_shim_ppapi.h"
 
+#include <stdint.h>
+
 #include "native_client/src/untrusted/irt/irt.h"
 #include "ppapi/nacl_irt/irt_ppapi.h"
 #include "ppapi/nacl_irt/public/irt_ppapi.h"
 #include "ppapi/native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.h"
 
 /*
  * Defines a version of the version irt_ppapi_start and of the irt_ppapihook
  * that returns a shimmed GetInterface for PNaCl.
  *
  * The hook will be linked into the IRT but it is considered unstable.
@@ skipping 50 matching lines @@
    */
   return (*real_irt_ppapi_start)(&wrapped_ppapi_methods);
 }
 
 #ifndef PNACL_SHIM_AOT
 const struct nacl_irt_ppapihook nacl_irt_ppapihook_pnacl_private = {
   irt_shim_ppapi_start,
   PpapiPluginRegisterThreadCreator,
 };
 #endif