Shut down the stream -> window mechanism in the correct order. Closing the stream first could inadvertently throw out the parent of our subpool.
Shut down the stream -> window mechanism in the correct order. Closing the
stream first could inadvertently throw out the parent of our subpool.

(window_handler): swap order of pool destruction and stream closing.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion