Map of role-string → chrome handler. Keys come from node.kind (a free-form consumer-defined string). When a node has no kind, or no handler matches, the renderer looks for a 'default' handler; failing that, the node renders nothing.
node.kind
kind
'default'
Map of role-string → chrome handler. Keys come from
node.kind(a free-form consumer-defined string). When a node has nokind, or no handler matches, the renderer looks for a'default'handler; failing that, the node renders nothing.