Create an API around UtilityProcessHost and use that from chrome.

content/browser/plugin_loader_posix.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 "content/browser/plugin_loader_posix.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
 #include "content/common/child_process_host_impl.h"
 #include "content/common/utility_messages.h"
+#include "content/browser/utility_process_host_impl.h"
 #include "content/public/browser/browser_thread.h"
 #include "webkit/plugins/npapi/plugin_list.h"
 
 using content::BrowserThread;
 using content::ChildProcessHost;
 
 PluginLoaderPosix::PluginLoaderPosix()
     : next_load_index_(0) {
 }
 
@@ skipping 72 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
   // Check if the list is empty or all plugins have already been loaded before
   // forking.
   if (MaybeRunPendingCallbacks())
     return;
 
   if (load_start_time_.is_null())
     load_start_time_ = base::TimeTicks::Now();
 
-  process_host_ =
-      (new UtilityProcessHost(this, BrowserThread::IO))->AsWeakPtr();
-  process_host_->set_no_sandbox(true);
+  UtilityProcessHostImpl* host =
+      new UtilityProcessHostImpl(this, BrowserThread::IO);
+  process_host_ = host->AsWeakPtr();
+  process_host_->DisableSandbox();
 #if defined(OS_MACOSX)
-  process_host_->set_child_flags(ChildProcessHost::CHILD_ALLOW_HEAP_EXECUTION);
+  host->set_child_flags(ChildProcessHost::CHILD_ALLOW_HEAP_EXECUTION);
 #endif
 
   process_host_->Send(new UtilityMsg_LoadPlugins(canonical_list_));
 }
 
 void PluginLoaderPosix::OnPluginLoaded(uint32 index,
                                        const webkit::WebPluginInfo& plugin) {
   if (index != next_load_index_) {
     LOG(ERROR) << "Received unexpected plugin load message for "
                << plugin.path.value() << "; index=" << index;
@@ skipping 60 matching lines @@
 
 PluginLoaderPosix::PendingCallback::PendingCallback(
     scoped_refptr<base::MessageLoopProxy> loop,
     const content::PluginService::GetPluginsCallback& cb)
     : target_loop(loop),
       callback(cb) {
 }
 
 PluginLoaderPosix::PendingCallback::~PendingCallback() {
 }