Introduce initial_db_version and leverage it so that pointers only get shown to updated installs, not new 3.3 installs. props nacin. see #18693

git-svn-id: https://develop.svn.wordpress.org/trunk@19410 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/includes/template.php

@@ -1677,10 +1677,14 @@ final class WP_Internal_Pointers {
 	 *     remove_action( 'admin_print_footer_scripts', array( 'WP_Internal_Pointers', 'pointer_wp330_toolbar' ) );
 	 */
 	public static function enqueue_scripts( $hook_suffix ) {
+		if ( get_site_option( 'initial_db_version' ) >= 19389 ) // Final db_version for 3.3.
+			return;
+
 		/*
 		 * Register feature pointers
 		 * Format: array( hook_suffix => pointer_id )
 		 */
+
 		$registered_pointers = array(
 			'index.php'    => 'wp330_toolbar',
 			'post-new.php' => 'wp330_media_uploader',