Extensions: Switch to new permission message system, part IV

extensions/common/permissions/permission_message_provider.cc

Index: extensions/common/permissions/permission_message_provider.cc
diff --git a/extensions/common/permissions/permission_message_provider.cc b/extensions/common/permissions/permission_message_provider.cc
index f194340ed0c517aae5bda34ce102a1545d7729b9..d4c30259412cac8c8d53ca77d1dbeaa4b26552c4 100644
--- a/extensions/common/permissions/permission_message_provider.cc
+++ b/extensions/common/permissions/permission_message_provider.cc
@@ -20,7 +20,7 @@ bool IsNewPermissionMessageSystemEnabled() {
     return g_force_permission_system_for_testing == ForceForTesting::FORCE_NEW;
   const std::string group_name =
       base::FieldTrialList::FindFullName("PermissionMessageSystem");
-  return group_name == "NewSystem";
+  return group_name != "OldSystem";
 }
 
 }  // namespace