[Extensions] Un-refcount PermissionSet

extensions/renderer/dispatcher.cc

 // 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.
 
 #include "extensions/renderer/dispatcher.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/command_line.h"
@@ skipping 1137 matching lines @@
   // extension's URL just won't match anything anymore.
 }
 
 void Dispatcher::OnUpdatePermissions(
     const ExtensionMsg_UpdatePermissions_Params& params) {
   const Extension* extension =
       RendererExtensionRegistry::Get()->GetByID(params.extension_id);
   if (!extension)
     return;
 
-  scoped_refptr<const PermissionSet> active =
+  scoped_ptr<const PermissionSet> active =
       params.active_permissions.ToPermissionSet();
-  scoped_refptr<const PermissionSet> withheld =
+  scoped_ptr<const PermissionSet> withheld =
       params.withheld_permissions.ToPermissionSet();
 
   if (is_webkit_initialized_) {
     UpdateOriginPermissions(
         extension->url(),
         extension->permissions_data()->GetEffectiveHostPermissions(),
         active->effective_hosts());
   }
 
-  extension->permissions_data()->SetPermissions(active, withheld);
+  extension->permissions_data()->SetPermissions(active.Pass(), withheld.Pass());
   UpdateBindings(extension->id());
 }
 
 void Dispatcher::OnUpdateTabSpecificPermissions(const GURL& visible_url,
                                                 const std::string& extension_id,
                                                 const URLPatternSet& new_hosts,
                                                 bool update_origin_whitelist,
                                                 int tab_id) {
   const Extension* extension =
       RendererExtensionRegistry::Get()->GetByID(extension_id);
   if (!extension)
     return;
 
   URLPatternSet old_effective =
       extension->permissions_data()->GetEffectiveHostPermissions();
   extension->permissions_data()->UpdateTabSpecificPermissions(
       tab_id,
-      new extensions::PermissionSet(extensions::APIPermissionSet(),
-                                    extensions::ManifestPermissionSet(),
-                                    new_hosts,
-                                    extensions::URLPatternSet()));
+      extensions::PermissionSet(extensions::APIPermissionSet(),
+                                extensions::ManifestPermissionSet(), new_hosts,
+                                extensions::URLPatternSet()));
 
   if (is_webkit_initialized_ && update_origin_whitelist) {
     UpdateOriginPermissions(
         extension->url(),
         old_effective,
         extension->permissions_data()->GetEffectiveHostPermissions());
   }
 }
 
 void Dispatcher::OnClearTabSpecificPermissions(
@@ skipping 404 matching lines @@
 void Dispatcher::AddChannelSpecificFeatures() {
   // chrome-extension: resources should be allowed to register a Service Worker.
   if (FeatureProvider::GetBehaviorFeature(BehaviorFeature::kServiceWorker)
           ->IsAvailableToEnvironment()
           .is_available())
     WebSecurityPolicy::registerURLSchemeAsAllowingServiceWorkers(
         WebString::fromUTF8(kExtensionScheme));
 }
 
 }  // namespace extensions