drscheme:debug:show-backtrace-window in DrScheme Tools Functions

• (drscheme:debug:show-backtrace-window error-message dis) -> void?
     error-message : string?
     dis : (listof any/c)

  Shows the backtrace window you get when clicking on the bug in DrScheme's REPL.

  The error-message argument is the text of the error, dis is the debug information, extracted from the continuation mark in the exception record, using drscheme:debug:get-cm-key.