The PGA of America Board has already tipped off where they stand according to CEO Pete Bevacqua: distance grows the game and therefore they are opposed to a golf ball rollback that has not been proposed. (For some perspective, the board did not take a stance on anchoring before surveying their membership.)
Anyway, the organization is polling their 29,000 members, of which about 28,000 send me today's email (thanks all!).
As several of you pointed out, unless a PGA Professional is a course operator or club member paying dues (and potentially for course changes), the opinion of the golf professional is less significant than the views of golfers.
The current PGA of America president, Paul Levy, is not attached to a golf facility of any kind, which will make it hard for him to say he's representing the views of golfers or his property when discussing this matter with the other golf families.
Nonetheless, Paul Levy contacted the members and after his email is the poorly-constructed survey that appears more about forcing a result than legitimately hearing from those on the ground: