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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_NET_NET_PREF_OBSERVER_H_
      6 #define CHROME_BROWSER_NET_NET_PREF_OBSERVER_H_
      7 
      8 #include "base/macros.h"
      9 #include "base/prefs/pref_member.h"
     10 
     11 class PrefService;
     12 
     13 namespace user_prefs {
     14 class PrefRegistrySyncable;
     15 }
     16 
     17 // Monitors network-related preferences for changes and applies them.
     18 // The supplied PrefService must outlive this NetPrefObserver.
     19 // Must be used only on the UI thread.
     20 class NetPrefObserver {
     21  public:
     22   // |prefs| must be non-NULL and |*prefs| must outlive this.
     23   explicit NetPrefObserver(PrefService* prefs);
     24   virtual ~NetPrefObserver();
     25 
     26   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
     27 
     28  private:
     29   void ApplySettings();
     30 
     31   BooleanPrefMember spdy_disabled_;
     32 
     33   DISALLOW_COPY_AND_ASSIGN(NetPrefObserver);
     34 };
     35 
     36 #endif  // CHROME_BROWSER_NET_NET_PREF_OBSERVER_H_
     37