Function svn_delta_noop_window_handler 

pub unsafe extern "C" fn svn_delta_noop_window_handler(
    window: *mut svn_txdelta_window_t,
    baton: *mut c_void,
) -> *mut svn_error_t

A text-delta window handler which does nothing.

Editors can return this handler from @c apply_textdelta if they don’t care about text delta windows.