Add a switch for using PNaCl Subzero and use it for -O0 translation.

components/nacl/renderer/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.
 
 #include "components/nacl/renderer/plugin/plugin.h"
 
 #include <sys/stat.h>
 #include <sys/types.h>
 
 #include <string>
@@ skipping 317 matching lines @@
       PP_PNACL_PROCESS_TYPE);
 }
 
 void Plugin::NaClManifestFileDidOpen(int32_t pp_error) {
   PLUGIN_PRINTF(("Plugin::NaClManifestFileDidOpen (pp_error=%"
                  NACL_PRId32 ")\n", pp_error));
   if (pp_error != PP_OK)
     return;
 
   PP_Var pp_program_url;
-  PP_PNaClOptions pnacl_options = {PP_FALSE, PP_FALSE, 2};
+  PP_PNaClOptions pnacl_options = {PP_FALSE, PP_FALSE, PP_FALSE, 2};
   PP_Bool uses_nonsfi_mode;
   if (nacl_interface_->GetManifestProgramURL(
           pp_instance(), &pp_program_url, &pnacl_options, &uses_nonsfi_mode)) {
     std::string program_url = pp::Var(pp::PASS_REF, pp_program_url).AsString();
     // TODO(teravest): Make ProcessNaClManifest take responsibility for more of
     // this function.
     nacl_interface_->ProcessNaClManifest(pp_instance(), program_url.c_str());
     uses_nonsfi_mode_ = PP_ToBool(uses_nonsfi_mode);
     if (pnacl_options.translate) {
       pp::CompletionCallback translate_callback =
@@ skipping 17 matching lines @@
   }
 }
 
 void Plugin::ReportLoadError(const ErrorInfo& error_info) {
   nacl_interface_->ReportLoadError(pp_instance(),
                                    error_info.error_code(),
                                    error_info.message().c_str());
 }
 
 }  // namespace plugin