Gist which should prevent leaks of Activity in ClipboardUIManager.

ExampleApplication.java

public class ExampleApplication extends Application {
  @Override public void onCreate() {
    super.onCreate();
    try {
      Class<?> cls = Class.forName("android.sec.clipboard.ClipboardUIManager");
      Method m = cls.getDeclaredMethod("getInstance", Context.class);
      Object o = m.invoke(null, this);
    } catch (Exception ignored) { }
  }
}