No, she’s not calling Obama’s “get whitey” speech racist, rather it’s conservatives for pointing it out.
Via Mediaite:
[T]he video is supposed to show you that Obama’s secret plan is to be “way more black than he seems to you now,” Maddow noted. “This is how he snuck into the White House, right? People didn’t actually know he was this black, and if they had known, they never would have elected him.”