Boris Zbarsky (not really reading bugmail) <bz-vacation@mit.edu> has asked  for
superreview:

Bug 226954: doesn't show the 'contents' frame
http://bugzilla.mozilla.org/show_bug.cgi?id=226954

Attachment 136666: Partial patch
http://bugzilla.mozilla.org/attachment.cgi?id=136666&action=edit

------- Additional Comments from Boris Zbarsky (not really reading bugmail)
<bz-vacation@mit.edu>
OK, the issue with the second testcase is resolved by the patch in bug 97695. 
Looks like line layout is just passing us a bogus CB height here...