Revert r96364, it's breaking a NaCl test.

chrome/browser/plugin_prefs.h

Index: chrome/browser/plugin_prefs.h
diff --git a/chrome/browser/plugin_prefs.h b/chrome/browser/plugin_prefs.h
deleted file mode 100644
index 0aca32f8adae7fb6fbe6f3f6c36725260cf7d4b2..0000000000000000000000000000000000000000
--- a/chrome/browser/plugin_prefs.h
+++ /dev/null
@@ -1,123 +0,0 @@
-// 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_PLUGIN_PREFS_H_
-#define CHROME_BROWSER_PLUGIN_PREFS_H_
-#pragma once
-
-#include <set>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/file_path.h"
-#include "base/memory/ref_counted.h"
-#include "chrome/browser/prefs/pref_change_registrar.h"
-#include "content/common/notification_observer.h"
-
-class NotificationDetails;
-class NotificationSource;
-class Profile;
-
-namespace content {
-class ResourceContext;
-}
-
-namespace base {
-class DictionaryValue;
-class ListValue;
-}
-
-namespace webkit {
-namespace npapi {
-class PluginGroup;
-struct WebPluginInfo;
-}
-}
-
-// This class stores information about whether a plug-in or a plug-in group is
-// enabled or disabled.
-// Except for the |IsPluginEnabled| method, it should only be used on the UI
-// thread.
-class PluginPrefs : public base::RefCountedThreadSafe<PluginPrefs>,
-                    public NotificationObserver {
- public:
-  // Initializes the factory for this class for dependency tracking.
-  // This should be called before the first profile is created.
-  static void Initialize();
-
-  static PluginPrefs* GetForProfile(Profile* profile);
-
-  // Enable or disable a plugin group.
-  void EnablePluginGroup(bool enable, const string16& group_name);
-
-  // Enable or disable a specific plugin file.
-  void EnablePlugin(bool enable, const FilePath& file_path);
-
-  // Returns whether the plugin is enabled or not.
-  bool IsPluginEnabled(const webkit::npapi::WebPluginInfo& plugin);
-
-  // Write the enable/disable status to the user's preference file.
-  void UpdatePreferences(int delay_ms);
-
-  // NotificationObserver method overrides
-  virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details);
-
-  static void RegisterPrefs(PrefService* prefs);
-
-  void ShutdownOnUIThread();
-
- private:
-  friend class base::RefCountedThreadSafe<PluginPrefs>;
-
-  class Factory;
-
-  PluginPrefs();
-  virtual ~PluginPrefs();
-
-  // Associates the PluginPrefs with |profile|. This enables or disables
-  // plugin groups as defined by the user's preferences.
-  void SetProfile(Profile* profile);
-
-  // Called on the file thread to get the data necessary to update the saved
-  // preferences.
-  void GetPreferencesDataOnFileThread();
-
-  // Called on the UI thread with the plugin data to save the preferences.
-  void OnUpdatePreferences(std::vector<webkit::npapi::WebPluginInfo> plugins,
-                           std::vector<webkit::npapi::PluginGroup> groups);
-
-  // Queues sending the notification that plugin data has changed.  This is done
-  // so that if a bunch of changes happen, we only send one notification.
-  void NotifyPluginStatusChanged();
-
-  // Used for the post task to notify that plugin enabled status changed.
-  void OnNotifyPluginStatusChanged();
-
-  base::DictionaryValue* CreatePluginFileSummary(
-      const webkit::npapi::WebPluginInfo& plugin);
-
-  // Force plugins to be enabled or disabled due to policy.
-  // |disabled_list| contains the list of StringValues of the names of the
-  // policy-disabled plugins, |exceptions_list| the policy-allowed plugins,
-  // and |enabled_list| the policy-enabled plugins.
-  void UpdatePluginsStateFromPolicy(const base::ListValue* disabled_list,
-                                    const base::ListValue* exceptions_list,
-                                    const base::ListValue* enabled_list);
-
-  void ListValueToStringSet(const base::ListValue* src,
-                            std::set<string16>* dest);
-
-  // Weak pointer, owned by the profile.
-  PrefService* prefs_;
-
-  PrefChangeRegistrar registrar_;
-
-  bool notify_pending_;
-
-  DISALLOW_COPY_AND_ASSIGN(PluginPrefs);
-};
-
-#endif  // CHROME_BROWSER_PLUGIN_PREFS_H_