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1 // Copyright (c) 2010 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_PLUGIN_DATA_REMOVER_HELPER_H_ | |
6 #define CHROME_BROWSER_PLUGIN_DATA_REMOVER_HELPER_H_ | |
7 #pragma once | |
8 | |
9 #include "base/ref_counted.h" | |
10 #include "chrome/browser/prefs/pref_member.h" | |
11 | |
12 class Profile; | |
13 | |
14 // Helper class modeled after BooleanPrefMember to (asynchronously) update | |
15 // the preference specifying whether clearing plug-in data is supported | |
16 // by an installed plug-in. | |
17 // It should only be used from the UI thread. The client has to make sure that | |
18 // the passed PrefService outlives this object. | |
19 | |
jochen (gone - plz use gerrit)
2010/11/24 19:03:07
no empty line
Bernhard Bauer
2010/11/29 10:45:23
Done.
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20 class PluginDataRemoverHelper { | |
21 public: | |
22 PluginDataRemoverHelper(); | |
23 ~PluginDataRemoverHelper(); | |
24 | |
25 // Binds this object to the |pref_name| preference in |prefs|, notifying | |
26 // |observer| if the value changes. | |
27 // This fires off a request to the NPAPI::PluginList (via PluginDataRemover) | |
28 // on the FILE thread to get the list of installed plug-ins. | |
29 void Init(const char* pref_name, | |
30 PrefService* prefs, | |
31 NotificationObserver* observer); | |
32 | |
33 bool GetValue() const { return pref_.GetValue(); } | |
34 | |
35 private: | |
36 class Internal; | |
37 | |
38 BooleanPrefMember pref_; | |
39 scoped_refptr<Internal> internal_; | |
40 }; | |
jochen (gone - plz use gerrit)
2010/11/24 19:03:07
disallow copy and assign
Bernhard Bauer
2010/11/29 10:45:23
Done.
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41 | |
42 #endif // CHROME_BROWSER_PLUGIN_DATA_REMOVER_HELPER_H_ | |
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