Merged revisions 85774 via svnmerge from

Merged revisions 85774 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r85774 | brian.curtin | 2010-10-21 09:11:48 -0500 (Thu, 21 Oct 2010) | 7 lines

  Fix #10162: Add try/except around _winreg.OpenKey for keys that are
  unreadable by all users, e.g., Flash, Silverlight, and Java keys were
  causing errors.

  We don't currently have a way to grant/deny permissions for a key
  via winreg so there are no tests for this.
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