Allow webstore extensions to use experimental permissions.

chrome/browser/extensions/extension_service.h

 // 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_EXTENSIONS_EXTENSION_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 663 matching lines @@
   // browser process.
   void RegisterNaClModule(const GURL& url, const std::string& mime_type);
   void UnregisterNaClModule(const GURL& url);
 
   // Call UpdatePluginListWithNaClModules() after registering or unregistering
   // a NaCl module to see those changes reflected in the PluginList.
   void UpdatePluginListWithNaClModules();
 
   NaClModuleInfoList::iterator FindNaClModule(const GURL& url);
 
+  // Returns the flags that should be used with Extension::Create() for an
+  // extension that is already installed.
+  int GetExtensionCreateFlagsForInstalledExtension(
+      const ExtensionInfo* info);
+
   base::WeakPtrFactory<ExtensionService> weak_ptr_factory_;
 
   ScopedRunnableMethodFactory<ExtensionService> method_factory_;
 
   // The profile this ExtensionService is part of.
   Profile* profile_;
 
   // Preferences for the owning profile (weak reference).
   ExtensionPrefs* extension_prefs_;
 
@@ skipping 136 matching lines @@
   ExtensionWarningSet extension_warnings_;
 
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            InstallAppsWithUnlimtedStorage);
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            InstallAppsAndCheckStorageProtection);
   DISALLOW_COPY_AND_ASSIGN(ExtensionService);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_