LOS ANGELES (TheWrap.com) – Clint Eastwood's highly publicized conversation with an empty chair was the highlight of last week's Republican National Convention, according to the latest national survey by the Pew Research Center for the People & the Press. Of the 1,008 adults polled between August 31 and September 3, 20 percent said Eastwood's speech was the standout event of the RNC. Mitt Romney's GOP nomination acceptance came in second, drawing 17 percent of the vote, and Ann Romney's "I love you, women!" speech grabbed 10 percent. 20 percent said there wasn't a standout event. …