Remove EnableZygote API.

chrome/browser/extensions/updater/safe_manifest_parser.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/extensions/updater/safe_manifest_parser.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 29 matching lines @@
   // If we're using UtilityProcessHost, we may not be destroyed on
   // the UI or IO thread.
 }
 
 void SafeManifestParser::ParseInSandbox() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
   content::UtilityProcessHost* host = content::UtilityProcessHost::Create(
       this,
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI).get());
-  host->EnableZygote();
   host->Send(new ChromeUtilityMsg_ParseUpdateManifest(xml_));
 }
 
 bool SafeManifestParser::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(SafeManifestParser, message)
     IPC_MESSAGE_HANDLER(ChromeUtilityHostMsg_ParseUpdateManifest_Succeeded,
                         OnParseUpdateManifestSucceeded)
     IPC_MESSAGE_HANDLER(ChromeUtilityHostMsg_ParseUpdateManifest_Failed,
                         OnParseUpdateManifestFailed)
@@ skipping 11 matching lines @@
 
 void SafeManifestParser::OnParseUpdateManifestFailed(
     const std::string& error_message) {
   VLOG(2) << "parsing manifest failed (" << fetch_data_->full_url() << ")";
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   LOG(WARNING) << "Error parsing update manifest:\n" << error_message;
   update_callback_.Run(*fetch_data_, NULL);
 }
 
 }  // namespace extensions