Restructure the structs/unions involved in SRPC argument passing. This will...

tests/native_worker/mandel_worker.c

 /*
  * Copyright 2008 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can
  * be found in the LICENSE file.
  */
 
 /*
  * Simple demo for nacl native web worker, tiled mandelbrot set
  */
 
@@ skipping 92 matching lines @@
   }
 
   return sprintf(rgb, "rgb(%03u,%03u,%03u)", r, g, b);
 }
 
 
 void MandelWorker(NaClSrpcRpc *rpc,
                   NaClSrpcArg **in_args,
                   NaClSrpcArg **out_args,
                   NaClSrpcClosure *done) {
-  char* argstr = in_args[0]->u.sval.str;
+  char* argstr = in_args[0]->arrays.str;
   int xlow;
   int ylow;
   int canvas_width;
   int tile_width;
   int tiles_per_row;
   char* p;
   int x;
   int y;
   size_t string_size;
   char* string;
@@ skipping 46 matching lines @@
 int main() {
   if (!NaClSrpcModuleInit()) {
     return 1;
   }
   if (!NaClSrpcAcceptClientConnection(srpc_methods)) {
     return 1;
   }
   NaClSrpcModuleFini();
   return 0;
 }