Switch to standard integer types in ppapi/.

ppapi/proxy/flash_file_resource.cc

 // Copyright (c) 2012 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/flash_file_resource.h"
 
+#include <stddef.h>
+
 #include "base/files/file_path.h"
 #include "ipc/ipc_message.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/file_type_conversion.h"
 #include "ppapi/shared_impl/scoped_pp_var.h"
 #include "ppapi/shared_impl/time_conversion.h"
 #include "ppapi/shared_impl/var.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_file_ref_api.h"
@@ skipping 205 matching lines @@
       info->type = PP_FILETYPE_DIRECTORY;
     else
       info->type = PP_FILETYPE_REGULAR;
   }
 
   return error;
 }
 
 }  // namespace proxy
 }  // namespace ppapi