disable pnacl by default

ppapi/native_client/src/trusted/plugin/plugin.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.
 
 #ifdef _MSC_VER
 // Do not warn about use of std::copy with raw pointers.
 #pragma warning(disable : 4996)
 #endif
 
 #include "ppapi/native_client/src/trusted/plugin/plugin.h"
@@ skipping 1212 matching lines @@
           // Will always call the callback on success or failure.
           pnacl_coordinator_.reset(
               PnaclCoordinator::BitcodeToNative(this,
                                                 program_url,
                                                 pnacl_options,
                                                 translate_callback));
           return;
         }
       } else {
         error_info.SetReport(ERROR_PNACL_NOT_ENABLED,
-                             "PNaCl has been disabled (e.g., by setting "
-                             "the --disable-pnacl flag).");
+                             "PNaCl has not been enabled (e.g., by setting "
+                             "the --enable-pnacl flag).");
       }
     } else {
       // Try the fast path first. This will only block if the file is installed.
       if (OpenURLFast(program_url, &nexe_downloader_)) {
         NexeFileDidOpen(PP_OK);
       } else {
         pp::CompletionCallback open_callback =
             callback_factory_.NewCallback(&Plugin::NexeFileDidOpen);
         // Will always call the callback on success or failure.
         CHECK(
@@ skipping 452 matching lines @@
                                           static_cast<uint32_t>(text.size()));
   const PPB_Console* console_interface =
       static_cast<const PPB_Console*>(
           module->GetBrowserInterface(PPB_CONSOLE_INTERFACE));
   console_interface->LogWithSource(pp_instance(), PP_LOGLEVEL_LOG, prefix, str);
   var_interface->Release(prefix);
   var_interface->Release(str);
 }
 
 }  // namespace plugin