No, that will last until he wraps up the nomination. McCain was the poster boy for the NYT and WaPo until he had the votes. Heck, they didn't even wait until the convention. They ran the presses over him the Wednesday after Super Tuesday.
Well, my point is right even if my starting gun is wrong ;)
It is like the old saw: "if you want to know all the skeletons in your family closet, run for office." The NEW saw is "be GOP and run for office."