Remove WP Admin Bar Extras

wp-remove-admin-bar-extras.php

// ADMIN BAR UPDATES
function hg_remove_admin_bar_links() 
{
    global $wp_admin_bar;
    $wp_admin_bar->remove_menu('wp-logo');          // Remove the WordPress logo
    $wp_admin_bar->remove_menu('about');            // Remove the about WordPress link
    $wp_admin_bar->remove_menu('wporg');            // Remove the WordPress.org link
    $wp_admin_bar->remove_menu('documentation');    // Remove the WordPress documentation link
    $wp_admin_bar->remove_menu('support-forums');   // Remove the support forums link
    $wp_admin_bar->remove_menu('feedback');         // Remove the feedback link
    $wp_admin_bar->remove_menu('updates');          // Remove the updates link
    $wp_admin_bar->remove_menu('comments');         // Remove the comments link
}
add_action( 'wp_before_admin_bar_render', 'hg_remove_admin_bar_links' );