Index: wp-includes/class-wp-editor.php
===================================================================
--- wp-includes/class-wp-editor.php	(Revision 28256)
+++ wp-includes/class-wp-editor.php	(Arbeitskopie)
@@ -130,7 +130,7 @@
 	 */
 	public static function editor( $content, $editor_id, $settings = array() ) {
 
-		$set = self::parse_settings( $editor_id, $settings );
+		$set = self::parse_settings( $editor_id, apply_filters( 'wp_editor_settings', $settings, $editor_id ) );
 		$editor_class = ' class="' . trim( $set['editor_class'] . ' wp-editor-area' ) . '"';
 		$tabindex = $set['tabindex'] ? ' tabindex="' . (int) $set['tabindex'] . '"' : '';
 		$switch_class = 'html-active';