Is this the example of the National Rifle Association’s quid pro quo?

NRA tells board members they’re not to speak out or testify against Kagan’s SCOTUS nomination.  Is this part of  the deal they cut for getting their carve-out of the “DISCLOSE ACT” bill?

http://www.redstate.com/erick/2010/06/27/nra-issues-gag-order-to-its-board-members-on-elena-kagan/