There are plenty of studies which show that men are very unlikely to report sexual assault -- for example, recently http://www.slate.com/articles/double_x/doublex/2014/04/male_...
Sexual harassment is an important issue; but it affects both genders. Starting out with examples of unwelcome sexual touching in the workplace and saying "it's different for girls" drags the debate back twenty years.
I'm a man and I've faced unwelcome touching in the workplace and I'm sure I'm not exceptional.