disable pnacl by default

ppapi/native_client/src/trusted/plugin/service_runtime.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.
  */
 
 #define NACL_LOG_MODULE_NAME "Plugin::ServiceRuntime"
 
 #include "ppapi/native_client/src/trusted/plugin/service_runtime.h"
 
@@ skipping 337 matching lines @@
       pnacl_coordinator_.reset(
           PnaclCoordinator::BitcodeToNative(plugin_,
                                             mapped_url,
                                             pnacl_options,
                                             translate_callback));
     } else {
       nacl::MutexLocker take(&mu_);
       *p->op_complete_ptr = true;  // done...
       p->file_info->desc = -1;  // but failed.
       p->error_info->SetReport(ERROR_PNACL_NOT_ENABLED,
-                               "ServiceRuntime: GetPnaclFd failed -- pnacl "
-                               "disabled with --disable-pnacl.");
+                               "ServiceRuntime: GetPnaclFd failed -- pnacl not "
+                               "enabled with --enable-pnacl.");
       NaClXCondVarBroadcast(&cv_);
       return;
     }
   }
   // p is deleted automatically
 }
 
 void PluginReverseInterface::StreamAsFile_MainThreadContinuation(
     OpenManifestEntryResource* p,
     int32_t result) {
@@ skipping 505 matching lines @@
 
 nacl::string ServiceRuntime::GetCrashLogOutput() {
   if (NULL != subprocess_.get()) {
     return subprocess_->GetCrashLogOutput();
   } else {
     return std::string();
   }
 }
 
 }  // namespace plugin