Make NoOpCallerContextVerifier nullsafe
package com.facebook.fresco.vito.provider.impl;
import com.facebook.callercontext.CallerContextVerifier;
+import com.facebook.infer.annotation.Nullsafe;
import javax.annotation.Nullable;
+@Nullsafe(Nullsafe.Mode.LOCAL)
public class NoOpCallerContextVerifier implements CallerContextVerifier {
@Override
