Fixing NACL_DEBUG=1 for nacl-spawn.

ports/nacl-spawn/nacl_spawn.cc

 // Copyright (c) 2014 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.
 
 // Emulates spawning/waiting process by asking JavaScript to do so.
 
 // Include quoted spawn.h first so we can build in the presence of an installed
 // copy of nacl-spawn.
 #define IN_NACL_SPAWN_CC
 #include "spawn.h"
@@ skipping 220 matching lines @@
   char buf[64];
   sprintf(buf, "%lld", id);
   return buf;
 }
 
 static bool GetBool(struct PP_Var dict_var, const char* key) {
   struct PP_Var value_var;
   if (!VarDictionaryHasKey(dict_var, key, &value_var)) {
     return -1;
   }
-  assert(value_var.type == PP_BOOL);
+  assert(value_var.type == PP_VARTYPE_BOOL);
   bool value = value_var.value.as_bool;
   return value;
 }
 
 static void MountLocalFs(struct PP_Var mount_data) {
   bool available = GetBool(mount_data, "available");
 
   if (!available) {
     return;
   } else {
@@ skipping 1144 matching lines @@
   return spawnve_impl(P_OVERLAY, path, argv, envp);
 }
 
 int execlpe(const char *path, const char *arg, ...) {  /* char* const envp[] */
   VARG_TO_ARGV_ENVP;
   // TODO(bradnelson): Limit path resolution to 'p' variants.
   return spawnve_impl(P_OVERLAY, path, argv, envp);
 }
 
 };  // extern "C"