Merged revisions 80587 via svnmerge from

Merged revisions 80587 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r80587 | senthil.kumaran | 2010-04-28 23:09:48 +0530 (Wed, 28 Apr 2010) | 9 lines

  Merged revisions 80583 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r80583 | senthil.kumaran | 2010-04-28 22:50:43 +0530 (Wed, 28 Apr 2010) | 3 lines

    Fixed Issue6312 - httplib fails with HEAD requests to pages with "transfer-encoding: chunked"
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