Switch to standard integer types in ppapi/.

ppapi/proxy/nacl_message_scanner.cc

 // Copyright 2013 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/proxy/nacl_message_scanner.h"
 
+#include <stddef.h>
+
 #include <utility>
 #include <vector>
 
 #include "base/bind.h"
+#include "build/build_config.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_message_macros.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/resource_message_params.h"
 #include "ppapi/proxy/serialized_handle.h"
 #include "ppapi/proxy/serialized_var.h"
 
 class NaClDescImcShm;
 
 namespace IPC {
@@ skipping 500 matching lines @@
             fio_it->second->SetMaxWrittenOffset(offset_it->second);
         }
       }
       break;
     }
   }
 }
 
 }  // namespace proxy
 }  // namespace ppapi