[FIX][BUG] FileContentsBrowser/PseudoClass bug pretty printing ( [sm][et] works in 5816 -- consider for 3.7 )

[cdshaffer at acm.org]

Thanks Ned, that did it.  I didn't expect it to be so simple...I thought
that the parser would have problems if the ivar wasn't in the list
returned by PseudoClass.