Mel Gibson made so much money from “The Passion of the Christ” that he’s now putting it where his mouth is, so to speak. He’s continuing to build a religious compound in Malibu for Catholics who reject Vatican II, and is implicitly endorsing his controversial father’s beliefs by helping him launch a similar church in Pennsylvania. Last year, according to federal tax filings, Gibson parked $5 million of his "Passion" profits in his tax-free private foundation — the same vehicle he’s used to pour millions into a 17-acre religious compound he’s building in Agoura Hills, Calif., at a “secret” rural...