Maybe not. Maybe his Attorney General will pursue it. Trump might come under pressure to do it.
Last night on Hannity, Judge Pirro observed that two black men have recently been imprisoned for doing much less than Hillary has evidently done, and she raise the question: is there equal justice for black and white people? She further said that based on what she knows, a grand jury should be called.
We don't know how this will play out, but the birth certificate question has outraged the people as much as the Clinton crime are, and Trump is aware of that.