Remove PrerenderInterceptor.

chrome/browser/io_thread.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_IO_THREAD_H_
 #define CHROME_BROWSER_IO_THREAD_H_
 #pragma once
 
 #include <list>
 #include <string>
 #include "base/basictypes.h"
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/browser_process_sub_thread.h"
 #include "chrome/browser/net/chrome_network_delegate.h"
 #include "chrome/common/net/predictor_common.h"
 #include "net/base/network_change_notifier.h"
 
 class ChromeNetLog;
 class ChromeURLRequestContextGetter;
 class ListValue;
 class PrefService;
-class PrerenderInterceptor;
 
 namespace chrome_browser_net {
 class ConnectInterceptor;
 class Predictor;
 }  // namespace chrome_browser_net
 
 namespace net {
 class CertVerifier;
 class ClientSocketFactory;
 class DnsRRResolver;
@@ skipping 116 matching lines @@
 
   // These member variables are initialized by a task posted to the IO thread,
   // which gets posted by calling certain member functions of IOThread.
 
   // Note: we user explicit pointers rather than smart pointers to be more
   // explicit about destruction order, and ensure that there is no chance that
   // these observers would be used accidentally after we have begun to tear
   // down.
   chrome_browser_net::ConnectInterceptor* speculative_interceptor_;
   chrome_browser_net::Predictor* predictor_;
-  scoped_ptr<PrerenderInterceptor> prerender_interceptor_;
 
   // Keeps track of all live ChromeURLRequestContextGetters, so the
   // ChromeURLRequestContexts can be released during
   // IOThread::CleanUpAfterMessageLoopDestruction().
   std::list<ChromeURLRequestContextGetter*> url_request_context_getters_;
 
   DISALLOW_COPY_AND_ASSIGN(IOThread);
 };
 
 #endif  // CHROME_BROWSER_IO_THREAD_H_