It´ll only help Trump. Sixpack Joe will see in this him being treated unfairly so he´ll gain sympathy. They´re rigging the game, what else is new. A little desperation maybe?
Check this link, and you will know why the establishment is getting so desperate:
http://projects.fivethirtyeight.com/election-2016/can-you-get-trump-to-1237/According to the experts, Trump may win somewhere around 1,175 delegates, which is 62 short of the majority mark. He can reach the halfway mark, by approaching the unbounded delegates and those delegates won by Ben Carson.