These bugs that block us switching to the new text field shoul not be marked P1. Once we turn it on, these would be P1/major bugs, of course, but at the moment they are just part of the "switch to a new text field" task and should not be in the P1 list.
Created attachment 6492 [details] test case
Created attachment 6493 [details] minWidth tests
Created attachment 6495 [details] patch for calcMinMaxWidth This doesn't address the <td nowrap> issue in the second test case, but I'll file a separate bug about that.
Comment on attachment 6495 [details] patch for calcMinMaxWidth r=me