Unit test addition, cleanup for render_process/thread.

chrome/renderer/render_thread.cc

 // Copyright (c) 2006-2008 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.
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 #include <algorithm>
 
 #include "chrome/renderer/render_thread.h"
@@ skipping 106 matching lines @@
       IPC::Channel::MODE_CLIENT, this, NULL, owner_loop_, true,
       RenderProcess::GetShutDownEvent()));
 
 #if defined(OS_WIN)
   // The renderer thread should wind-up COM.
   CoInitialize(0);
 #endif
 
   visited_link_slave_ = new VisitedLinkSlave();
   user_script_slave_ = new UserScriptSlave();
-
-// TODO(port)
-#if defined(OS_WIN)
   render_dns_master_.reset(new RenderDnsMaster());
-#else
-  NOTIMPLEMENTED();
-#endif
 
 #ifdef IPC_MESSAGE_LOG_ENABLED
   IPC::Logging::current()->SetIPCSender(this);
 #endif
 }
 
 void RenderThread::CleanUp() {
   DCHECK(g_render_thread == this);
   g_render_thread = NULL;
 
@@ skipping 138 matching lines @@
 void RenderThread::InformHostOfCacheStatsLater() {
   // Rate limit informing the host of our cache stats.
   if (!cache_stats_factory_->empty())
     return;
 
   MessageLoop::current()->PostDelayedTask(FROM_HERE,
       cache_stats_factory_->NewRunnableMethod(
           &RenderThread::InformHostOfCacheStats),
       kCacheStatsDelayMS);
 }