It's better to stand by your unpopular opinions here. McCrory recovering isn't out of the question, and Corbett winning is still possible - after all, Democrats are likely to run a candidate whose main issue is being pro-choice. If you have the right reasoning, you'll be fine here.
Burr could go down in a wave year - the state as a whole is trending D, and he's not known well. If something big happens in 2016, even to cause a statewide wave, Burr will be washed out with the tide. If not, then he's done.