Add media request state, media request failure reason for understanding of cancel action.
package com.facebook.imagepipeline.listener;
import com.facebook.imagepipeline.request.ImageRequest;
+import com.facebook.infer.annotation.OkToExtend;
import java.util.Map;
import javax.annotation.Nullable;
+@OkToExtend
public class BaseRequestListener implements RequestListener {
@Override
