[PATCH] Fix the inconsident devirtualization typo and consolidate the related code

Hi, the patch below fixes the (I guess now almost infamous) typo that prints Type inconsident devirtualization to the dump. This dumping has been copied and pasted to a few places so I made all of them just use the ipa_impossible_devirt_target function to do that. The code can be consolidated

Re: [PATCH] Fix the inconsident devirtualization typo and consolidate the related code

Hi, the patch below fixes the (I guess now almost infamous) typo that prints Type inconsident devirtualization to the dump. This dumping has been copied and pasted to a few places so I made all of them just use the ipa_impossible_devirt_target function to do that. The code can be