Create an API around UtilityProcessHost and use that from chrome.

chrome/browser/importer/external_process_importer_client.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 "chrome/browser/importer/external_process_importer_client.h"
 
 #include "base/bind.h"
 #include "base/string_number_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/importer/external_process_importer_host.h"
 #include "chrome/browser/importer/firefox_importer_utils.h"
 #include "chrome/browser/importer/importer_host.h"
 #include "chrome/browser/importer/in_process_importer_bridge.h"
 #include "chrome/browser/importer/profile_import_process_messages.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "content/browser/renderer_host/resource_dispatcher_host.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/utility_process_host.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::BrowserThread;
+using content::UtilityProcessHost;
 
 ExternalProcessImporterClient::ExternalProcessImporterClient(
     ExternalProcessImporterHost* importer_host,
     const importer::SourceProfile& source_profile,
     uint16 items,
     InProcessImporterBridge* bridge)
     : total_bookmarks_count_(0),
       total_history_rows_count_(0),
       total_favicons_count_(0),
       process_importer_host_(importer_host),
@@ skipping 35 matching lines @@
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&ExternalProcessImporterClient::StartProcessOnIOThread,
                  this,
                  thread_id));
 }
 
 void ExternalProcessImporterClient::StartProcessOnIOThread(
     BrowserThread::ID thread_id) {
   utility_process_host_ =
-      (new UtilityProcessHost(this, thread_id))->AsWeakPtr();
-  utility_process_host_->set_no_sandbox(true);
+      UtilityProcessHost::Create(this, thread_id)->AsWeakPtr();
+  utility_process_host_->DisableSandbox();
 
 #if defined(OS_MACOSX)
   base::environment_vector env;
   std::string dylib_path = GetFirefoxDylibPath().value();
   if (!dylib_path.empty())
     env.push_back(std::make_pair("DYLD_FALLBACK_LIBRARY_PATH", dylib_path));
-  utility_process_host_->set_env(env);
+  utility_process_host_->SetEnv(env);
 #endif
 
   // Dictionary of all localized strings that could be needed by the importer
   // in the external process.
   DictionaryValue localized_strings;
   localized_strings.SetString(
       base::IntToString(IDS_BOOKMARK_GROUP_FROM_FIREFOX),
       l10n_util::GetStringUTF8(IDS_BOOKMARK_GROUP_FROM_FIREFOX));
   localized_strings.SetString(
       base::IntToString(IDS_BOOKMARK_GROUP_FROM_SAFARI),
@@ skipping 204 matching lines @@
   template_url_vec.reserve(template_urls.size());
   std::vector<TemplateURL>::const_iterator iter;
   for (iter = template_urls.begin();
        iter != template_urls.end();
        ++iter) {
     template_url_vec.push_back(new TemplateURL(*iter));
   }
   bridge_->SetKeywords(template_url_vec, default_keyword_index,
                        unique_on_host_and_path);
 }