remove unnecessary widgets from wp Copy Snippet

function unregister_default_widgets() {    
    unregister_widget('WP_Widget_Pages');
    unregister_widget('WP_Widget_Calendar');   
    unregister_widget('WP_Widget_Archives');   
    unregister_widget('WP_Widget_Links');  
    unregister_widget('WP_Widget_Meta');   
    unregister_widget('WP_Widget_Categories');  
    unregister_widget('WP_Widget_Recent_Posts'); 
    unregister_widget('WP_Widget_Recent_Comments');  
    unregister_widget('WP_Widget_RSS');   
    unregister_widget('WP_Widget_Tag_Cloud');   
    unregister_widget('Twenty_Eleven_Ephemera_Widget');
} 
add_action('widgets_init', 'unregister_default_widgets', 11);

function unregister_default_widgets() { unregister_widget('WP_Widget_Pages'); unregister_widget('WP_Widget_Calendar'); unregister_widget('WP_Widget_Archives'); unregister_widget('WP_Widget_Links'); unregister_widget('WP_Widget_Meta'); unregister_widget('WP_Widget_Categories'); unregister_widget('WP_Widget_Recent_Posts'); unregister_widget('WP_Widget_Recent_Comments'); unregister_widget('WP_Widget_RSS'); unregister_widget('WP_Widget_Tag_Cloud'); unregister_widget('Twenty_Eleven_Ephemera_Widget'); } add_action('widgets_init', 'unregister_default_widgets', 11);