https://source.android.com/ 
public interface com.android.systemui.statusbar.notification.VisibilityLocationProvider
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.android.systemui.statusbar.notification.VisibilityLocationProvider
  super_class: java.lang.Object
{
  public abstract boolean isInVisibleLocation(com.android.systemui.statusbar.ExpandableNotificationRow);
    descriptor: (Lcom/android/systemui/statusbar/ExpandableNotificationRow;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      row   
}
SourceFile: "VisibilityLocationProvider.java"