Unnecessary if state in block_page_build

Following code is located in the block_page_build function.

$item = menu_get_item();
if ($item['path'] != 'admin/structure/block/demo/' . $theme) {
...
else {
    // Append region description if we are rendering the regions demo page.
    $item = menu_get_item();
    if ($item['path'] == 'admin/structure/block/demo/' . $theme) {

The second item and if request can be removed.