[Extensions] Un-refcount PermissionSet

extensions/common/manifest_handlers/permissions_parser.h

 // Copyright 2014 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 EXTENSIONS_COMMON_MANIFEST_HANDLERS_PERMISSIONS_PARSER_H_
 #define EXTENSIONS_COMMON_MANIFEST_HANDLERS_PERMISSIONS_PARSER_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "extensions/common/permissions/api_permission.h"
@@ skipping 27 matching lines @@
                                APIPermission::ID permission);
   static void AddAPIPermission(Extension* extension, APIPermission* permission);
   static bool HasAPIPermission(const Extension* extension,
                                APIPermission::ID permission);
   static void SetScriptableHosts(Extension* extension,
                                  const URLPatternSet& scriptable_hosts);
 
   // Return the extension's manifest-specified permissions. In no cases should
   // these permissions be used to determine if an action is allowed. Instead,
   // use PermissionsData.
-  static scoped_refptr<const PermissionSet> GetRequiredPermissions(
+  static const PermissionSet* GetRequiredPermissions(

[not at google - send to devlin, 2015/09/22 21:51:26]

(noting place which should be a reference)

       const Extension* extension);
-  static scoped_refptr<const PermissionSet> GetOptionalPermissions(
+  static const PermissionSet* GetOptionalPermissions(
       const Extension* extension);
 
  private:
   struct InitialPermissions;
 
   // The initial permissions for the extension, which can still be modified.
   scoped_ptr<InitialPermissions> initial_required_permissions_;
   scoped_ptr<InitialPermissions> initial_optional_permissions_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_MANIFEST_HANDLERS_PERMISSIONS_PARSER_H_