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Side by Side Diff: base/prefs/pref_observer.h

Issue 12086018: GTTF: Add missing virtual destructors. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: trybots 4 Created 7 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef BASE_PREFS_PREF_OBSERVER_H_ 5 #ifndef BASE_PREFS_PREF_OBSERVER_H_
6 #define BASE_PREFS_PREF_OBSERVER_H_ 6 #define BASE_PREFS_PREF_OBSERVER_H_
7 7
8 #include <string> 8 #include <string>
9 9
10 class PrefServiceBase; 10 class PrefServiceBase;
11 11
12 // TODO(joi): Switch to base::Callback and remove this. 12 // TODO(joi): Switch to base::Callback and remove this.
13 class PrefObserver { 13 class PrefObserver {
14 public: 14 public:
15 virtual ~PrefObserver() { }
16
15 virtual void OnPreferenceChanged(PrefServiceBase* service, 17 virtual void OnPreferenceChanged(PrefServiceBase* service,
16 const std::string& pref_name) = 0; 18 const std::string& pref_name) = 0;
17 }; 19 };
18 20
19 #endif // BASE_PREFS_PREF_OBSERVER_H_ 21 #endif // BASE_PREFS_PREF_OBSERVER_H_
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