Neither party is big on decriminalizing marijuana, but it has >50% support among Americans. Neither party is big on ending gerrymandering, but I'd guess it has >50% support (opposition?) from Americans.

There's stuff that gets votes, and there's stuff the majority supports. They aren't necessarily the same.

On the other hand, the Washington Post/Pew Research Center say there's narrow majority support some of the mass surveillance. Narrow majority opposition for some aspects: http://www.washingtonpost.com/politics/most-americans-suppor...