Visibility collapse
Spec
Setting a row to visibility:collapse changes table height but not width.
Here the spanning cell and another cell are in the same row.
| aaaa |
| bbbb |
| spanning |
cccc |
| dddd |
| eeee |
Bottom table is identical to top except third row has been collapsed.
| aaaa |
| bbbb |
| spanning |
cccc |
| dddd |
| eeee |