Initial work on making extensions work in incognito mode.

chrome/browser/extensions/extension_prefs.h

 // Copyright (c) 2009 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_EXTENSIONS_EXTENSION_PREFS_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 76 matching lines @@
   bool DidExtensionEscalatePermissions(const std::string& id);
 
   // Returns the last value set via SetLastPingDay. If there isn't such a
   // pref, the returned Time will return true for is_null().
   base::Time LastPingDay(const std::string& extension_id);
 
   // The time stored is based on the server's perspective of day start time, not
   // the client's.
   void SetLastPingDay(const std::string& extension_id, const base::Time& time);
 
+  // Returns true if the user enabled this extension to be loaded in incognito
+  // mode.
+  bool IsIncognitoEnabled(const std::string& extension_id);
+  void SetIsIncognitoEnabled(const std::string& extension_id, bool enabled);
 
   // Saves ExtensionInfo for each installed extension with the path to the
   // version directory and the location. Blacklisted extensions won't be saved
   // and neither will external extensions the user has explicitly uninstalled.
   // Caller takes ownership of returned structure.
   static ExtensionsInfo* CollectExtensionsInfo(ExtensionPrefs* extension_prefs);
 
  private:
 
   // Converts absolute paths in the pref to paths relative to the
@@ skipping 38 matching lines @@
   FilePath install_directory_;
 
   // The URLs of all of the toolstrips.
   URLList shelf_order_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionPrefs);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_H_