Fix the log error message about proxy authentication in
ProxyConfigServiceLinux: the proxy auth parameters are still not
supported, but proxy auth is supported.

Also see http://crbug.com/16709

BUG=13530
TEST=none
Review URL: http://codereview.chromium.org/149614

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@20725 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed