Add enableReferrers and enableHyperlinkAuditing to contentSettings.misc API.

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/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/browser_process_sub_thread.h"
+#include "chrome/browser/prefs/pref_member.h"
 #include "chrome/common/net/predictor_common.h"
 #include "net/base/network_change_notifier.h"
 
 class ChromeNetLog;
 class ChromeURLRequestContextGetter;
 class ExtensionEventRouterForwarder;
 class ListValue;
 class PrefProxyConfigTracker;
 class PrefService;
 class SystemURLRequestContextGetter;
@@ skipping 149 matching lines @@
 
   // These member variables are initialized in Init() and do not change for the
   // lifetime of the IO thread.
 
   Globals* globals_;
 
   // Observer that logs network changes to the ChromeNetLog.
   scoped_ptr<net::NetworkChangeNotifier::IPAddressObserver>
       network_change_observer_;
 
+  BooleanPrefMember system_enable_referrers_;
+
   // Store HTTP Auth-related policies in this thread.
   std::string auth_schemes_;
   bool negotiate_disable_cname_lookup_;
   bool negotiate_enable_port_;
   std::string auth_server_whitelist_;
   std::string auth_delegate_whitelist_;
   std::string gssapi_library_name_;
 
   // These member variables are initialized by a task posted to the IO thread,
   // which gets posted by calling certain member functions of IOThread.
@@ skipping 14 matching lines @@
 
   // Keeps track of all live ChromeURLRequestContextGetters, so the
   // ChromeURLRequestContexts can be released during
   // IOThread::CleanUp().
   std::list<ChromeURLRequestContextGetter*> url_request_context_getters_;
 
   DISALLOW_COPY_AND_ASSIGN(IOThread);
 };
 
 #endif  // CHROME_BROWSER_IO_THREAD_H_