Source

File: wp-admin/includes/deprecated.php

function wp_tiny_mce( $teeny = false, $settings = false ) {
	_deprecated_function( __FUNCTION__, '3.3.0', 'wp_editor()' );

	static $num = 1;

	if ( ! class_exists( '_WP_Editors', false ) )
		require_once ABSPATH . WPINC . '/class-wp-editor.php';

	$editor_id = 'content' . $num++;

	$set = array(
		'teeny' => $teeny,
		'tinymce' => $settings ? $settings : true,
		'quicktags' => false
	);

	$set = _WP_Editors::parse_settings($editor_id, $set);
	_WP_Editors::editor_settings($editor_id, $set);
}