Index: wp-includes/default-filters.php
===================================================================
--- wp-includes/default-filters.php	(revision 24691)
+++ wp-includes/default-filters.php	(working copy)
@@ -127,14 +127,10 @@
 add_filter( 'wp_insert_post_parent', 'wp_check_post_hierarchy_for_loops', 10, 2 );
 add_filter( 'wp_update_term_parent', 'wp_check_term_hierarchy_for_loops', 10, 3 );
 
-// Pre save post data
-add_filter( 'wp_insert_post_data', '_post_formats_fix_empty_title', 10, 2 );
-
 // Display filters
 add_filter( 'the_title', 'wptexturize'   );
 add_filter( 'the_title', 'convert_chars' );
 add_filter( 'the_title', 'trim'          );
-add_filter( 'the_title', '_post_formats_title', 10, 2 );
 
 add_filter( 'the_content', 'wptexturize'        );
 add_filter( 'the_content', 'convert_smilies'    );
Index: wp-includes/post-formats.php
===================================================================
--- wp-includes/post-formats.php	(revision 24691)
+++ wp-includes/post-formats.php	(working copy)
@@ -233,76 +233,3 @@
 	return $terms;
 }
 add_filter( 'wp_get_object_terms', '_post_format_wp_get_object_terms' );
-
-/**
- * Don't display post titles for asides and status posts on the front end.
- *
- * @since 3.6.0
- * @access private
- */
-function _post_formats_title( $title, $post_id = 0 ) {
-	if ( ! $post_id || is_admin() || is_feed() || ! in_array( get_post_format( $post_id ), array( 'aside', 'status' ) ) )
-		return $title;
-
-	// Return an empty string only if the title is auto-generated.
-	$post = get_post( $post_id );
-	if ( $title == _post_formats_generate_title( $post->post_content, get_post_format( $post_id ) ) )
-		$title = '';
-
-	return $title;
-}
-
-/**
- * Generate a title from the post content or format.
- *
- * @since 3.6.0
- * @access private
- */
-function _post_formats_generate_title( $content, $post_format = '' ) {
-	$title = wp_trim_words( strip_shortcodes( $content ), 8, '' );
-
-	if ( empty( $title ) )
-		$title = get_post_format_string( $post_format );
-
-	return $title;
-}
-
-/**
- * Fixes empty titles for aside and status formats.
- *
- * Passes a generated post title to the 'wp_insert_post_data' filter.
- *
- * @since 3.6.0
- * @access private
- *
- * @uses _post_formats_generate_title()
- */
-function _post_formats_fix_empty_title( $data, $postarr ) {
-	if ( 'auto-draft' == $data['post_status'] || ! post_type_supports( $data['post_type'], 'post-formats' ) )
-		return $data;
-
-	$post_id = ( isset( $postarr['ID'] ) ) ? absint( $postarr['ID'] ) : 0;
-	$post_format = '';
-
-	if ( $post_id )
-		$post_format = get_post_format( $post_id );
-
-	if ( isset( $postarr['post_format'] ) )
-		$post_format = ( in_array( $postarr['post_format'], get_post_format_slugs() ) ) ? $postarr['post_format'] : '';
-
-	if ( ! in_array( $post_format, array( 'aside', 'status' ) ) )
-		return $data;
-
-	if ( $data['post_title'] == _post_formats_generate_title( $data['post_content'], $post_format ) )
-		return $data;
-
-	// If updating an existing post, check whether the title was auto-generated.
-	if ( $post_id && $post = get_post( $post_id ) )
-		if ( $post->post_title == $data['post_title'] && $post->post_title == _post_formats_generate_title( $post->post_content, get_post_format( $post->ID ) ) )
-			$data['post_title'] = '';
-
-	if ( empty( $data['post_title'] ) )
-		$data['post_title'] = _post_formats_generate_title( $data['post_content'], $post_format );
-
-	return $data;
-}