Cesar Chavez is disappearing across California.Statues are coming down, street names are being stripped, and murals are being covered up in a rapid-fire backlash against the once-revered labor leader, as officials move to distance public spaces from a legacy now under scrutiny.In San Fernando, a statue of Cesar Chavez was removed Thursday, while at Santa Ana College, murals and other campus imagery bearing his likeness have been covered.