[Extensions] Un-refcount PermissionSet

chrome/browser/extensions/extension_management.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 "chrome/browser/extensions/extension_management.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 186 matching lines @@
   }
   // Check whether if in one of them, setting is specified.
   if (iter_id != settings_by_id_.end())
     return iter_id->second->blocked_permissions;
   if (iter_update_url != settings_by_update_url_.end())
     return iter_update_url->second->blocked_permissions;
   // Fall back to the default blocked permissions setting.
   return default_settings_->blocked_permissions;
 }
 
-scoped_refptr<const PermissionSet> ExtensionManagement::GetBlockedPermissions(
+scoped_ptr<const PermissionSet> ExtensionManagement::GetBlockedPermissions(
     const Extension* extension) const {
   // Only api permissions are supported currently.
-  return scoped_refptr<const PermissionSet>(new PermissionSet(
+  return scoped_ptr<const PermissionSet>(new PermissionSet(
       GetBlockedAPIPermissions(extension), ManifestPermissionSet(),
       URLPatternSet(), URLPatternSet()));
 }
 
 bool ExtensionManagement::IsPermissionSetAllowed(
     const Extension* extension,
-    scoped_refptr<const PermissionSet> perms) const {
+    const PermissionSet& perms) const {
   for (const auto& blocked_api : GetBlockedAPIPermissions(extension)) {
-    if (perms->HasAPIPermission(blocked_api->id()))
+    if (perms.HasAPIPermission(blocked_api->id()))
       return false;
   }
   return true;
 }
 
 bool ExtensionManagement::CheckMinimumVersion(
     const Extension* extension,
     std::string* required_version) const {
   auto iter = settings_by_id_.find(extension->id());
   // If there are no minimum version required for |extension|, return true.
@@ skipping 260 matching lines @@
     content::BrowserContext* context) const {
   return chrome::GetBrowserContextRedirectedInIncognito(context);
 }
 
 void ExtensionManagementFactory::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* user_prefs) {
   user_prefs->RegisterDictionaryPref(pref_names::kExtensionManagement);
 }
 
 }  // namespace extensions