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                text run at (1,1) width 680: "This test succeeds if it does not crash. We implemented a heuristic a while back to prevent giant rowspans. "
                text run at (681,1) width 82: "The heuristic"
                text run at (1,20) width 694: "did not, however, fix this case. This rowpsan was small enough so that we thought it was okay to allocate, but "
                text run at (695,20) width 84: "large enough"
                text run at (1,39) width 689: "so that it actually wasn't okay, and we crashed. Firefox seems to hold 8k as the maximum size for rowspans. "
                text run at (690,39) width 43: "So this"
                text run at (1,58) width 460: "change matches Firefox and clamps all rowspans to 8k right in the DOM."