Single Line Cells Repeating Thead Cell Straddles Page Expected

crbug.com/675453: Content of a cell that spans multiple pages should avoid the repeating header.

| Col 1 | Col 2 | | Te | xt | | Te | xt | | Ft 1 | Ft 2 |

| Col 1 | Col 2 | | Te
Te
| xt
xt
| | Ft 1 | Ft 2 |

| Col 1 | Col 2 | | Te
Te | xt
xt | | Ft 1 | Ft 2 |