backdrop_get_breadcrumb in includes/common.inc

Gets the breadcrumb trail for the current page.

comment_reply in modules/comment/comment.pages.inc

Form constructor for the comment reply form.

drupal_set_breadcrumb in includes/drupal.inc

Sets the breadcrumb trail for the current page.

hook_view in modules/node/node.api.php

Display a node.

menu_edit_item in modules/menu/menu.admin.inc

Menu callback; Build the menu link editing form.

taxonomy_term_page in modules/taxonomy/taxonomy.pages.inc

Menu callback; displays all nodes associated with a term.

view::get_breadcrumb in modules/views/includes/view.inc

Get the breadcrumb used for this view.