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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_ | 5 #ifndef CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_ |
6 #define CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_ | 6 #define CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/time.h" | 10 #include "base/time.h" |
11 #include "content/browser/plugin_process_host.h" | 11 #include "content/browser/plugin_process_host.h" |
12 | 12 |
13 class PluginPrefs; | 13 class PluginPrefs; |
| 14 class Profile; |
14 class Task; | 15 class Task; |
15 | 16 |
16 namespace base { | 17 namespace base { |
17 class MessageLoopProxy; | 18 class MessageLoopProxy; |
18 class WaitableEvent; | 19 class WaitableEvent; |
19 } | 20 } |
20 | 21 |
21 class PluginDataRemover : public base::RefCountedThreadSafe<PluginDataRemover>, | 22 class PluginDataRemover : public base::RefCountedThreadSafe<PluginDataRemover>, |
22 public PluginProcessHost::Client, | 23 public PluginProcessHost::Client, |
23 public IPC::Channel::Listener { | 24 public IPC::Channel::Listener { |
24 public: | 25 public: |
25 PluginDataRemover(); | 26 explicit PluginDataRemover(Profile* profile); |
26 | 27 |
27 // The plug-in whose data should be removed (usually Flash) is specified via | 28 // The plug-in whose data should be removed (usually Flash) is specified via |
28 // its MIME type. This method sets a different MIME type in order to call a | 29 // its MIME type. This method sets a different MIME type in order to call a |
29 // different plug-in (for example in tests). | 30 // different plug-in (for example in tests). |
30 void set_mime_type(const std::string& mime_type) { mime_type_ = mime_type; } | 31 void set_mime_type(const std::string& mime_type) { mime_type_ = mime_type; } |
31 | 32 |
32 // Starts removing plug-in data stored since |begin_time|. | 33 // Starts removing plug-in data stored since |begin_time|. |
33 base::WaitableEvent* StartRemoving(base::Time begin_time); | 34 base::WaitableEvent* StartRemoving(base::Time begin_time); |
34 | 35 |
35 // Returns whether there is a plug-in installed that supports removing | 36 // Returns whether there is a plug-in installed that supports removing |
36 // LSO data. Because this method possibly has to load the plug-in list, it | 37 // LSO data. Because this method possibly has to load the plug-in list, it |
37 // should only be called on the FILE thread. | 38 // should only be called on the FILE thread. |
38 static bool IsSupported(PluginPrefs* plugin_prefs); | 39 static bool IsSupported(PluginPrefs* plugin_prefs); |
39 | 40 |
40 // Indicates whether we are still in the process of removing plug-in data. | 41 // Indicates whether we are still in the process of removing plug-in data. |
41 bool is_removing() const { return is_removing_; } | 42 bool is_removing() const { return is_removing_; } |
42 | 43 |
43 // Wait until removing has finished. When the browser is still running (i.e. | 44 // Wait until removing has finished. When the browser is still running (i.e. |
44 // not during shutdown), you should use a WaitableEventWatcher in combination | 45 // not during shutdown), you should use a WaitableEventWatcher in combination |
45 // with the WaitableEvent returned by StartRemoving. | 46 // with the WaitableEvent returned by StartRemoving. |
46 void Wait(); | 47 void Wait(); |
47 | 48 |
48 // PluginProcessHost::Client methods. | 49 // PluginProcessHost::Client methods. |
49 virtual int ID(); | 50 virtual int ID(); |
50 virtual bool OffTheRecord(); | 51 virtual bool OffTheRecord(); |
| 52 virtual const content::ResourceContext& GetResourceContext(); |
51 virtual void SetPluginInfo(const webkit::WebPluginInfo& info); | 53 virtual void SetPluginInfo(const webkit::WebPluginInfo& info); |
52 virtual void OnChannelOpened(const IPC::ChannelHandle& handle); | 54 virtual void OnChannelOpened(const IPC::ChannelHandle& handle); |
53 virtual void OnError(); | 55 virtual void OnError(); |
54 | 56 |
55 // IPC::Channel::Listener methods. | 57 // IPC::Channel::Listener methods. |
56 virtual bool OnMessageReceived(const IPC::Message& message); | 58 virtual bool OnMessageReceived(const IPC::Message& message); |
57 virtual void OnChannelError(); | 59 virtual void OnChannelError(); |
58 | 60 |
59 private: | 61 private: |
60 friend class base::RefCountedThreadSafe<PluginDataRemover>; | 62 friend class base::RefCountedThreadSafe<PluginDataRemover>; |
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71 // Called when a timeout happens in order not to block the client | 73 // Called when a timeout happens in order not to block the client |
72 // indefinitely. | 74 // indefinitely. |
73 void OnTimeout(); | 75 void OnTimeout(); |
74 | 76 |
75 std::string mime_type_; | 77 std::string mime_type_; |
76 bool is_removing_; | 78 bool is_removing_; |
77 // The point in time when we start removing data. | 79 // The point in time when we start removing data. |
78 base::Time remove_start_time_; | 80 base::Time remove_start_time_; |
79 // The point in time from which on we remove data. | 81 // The point in time from which on we remove data. |
80 base::Time begin_time_; | 82 base::Time begin_time_; |
| 83 // The resource context for the profile. |
| 84 const content::ResourceContext& context_; |
81 scoped_ptr<base::WaitableEvent> event_; | 85 scoped_ptr<base::WaitableEvent> event_; |
82 // We own the channel, but it's used on the IO thread, so it needs to be | 86 // We own the channel, but it's used on the IO thread, so it needs to be |
83 // deleted there. It's NULL until we have opened a connection to the plug-in | 87 // deleted there. It's NULL until we have opened a connection to the plug-in |
84 // process. | 88 // process. |
85 IPC::Channel* channel_; | 89 IPC::Channel* channel_; |
86 | 90 |
87 DISALLOW_COPY_AND_ASSIGN(PluginDataRemover); | 91 DISALLOW_COPY_AND_ASSIGN(PluginDataRemover); |
88 }; | 92 }; |
89 | 93 |
90 #endif // CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_ | 94 #endif // CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_ |
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