private void setEnabled(IdeaPluginDescriptor ideaPluginDescriptor, final boolean enabled) {
   final Collection<String> disabledPlugins = PluginManager.getDisabledPlugins();
   final PluginId pluginId = ideaPluginDescriptor.getPluginId();
   if (!enabled && !disabledPlugins.contains(pluginId.toString())) {
     myEnabled.put(pluginId, null);
   } else {
     myEnabled.put(pluginId, enabled);
   }
 }