Based on the tutorial you are missing the whole first step:
add_filter( 'mce_buttons_2', 'my_mce_buttons_2' );
function my_mce_buttons_2( $buttons ) {
array_unshift( $buttons, 'styleselect' );
return $buttons;
}
Based on the tutorial you are missing the whole first step:
add_filter( 'mce_buttons_2', 'my_mce_buttons_2' );
function my_mce_buttons_2( $buttons ) {
array_unshift( $buttons, 'styleselect' );
return $buttons;
}