public final void removeData(@NonNull Data<?> data) {
        checkNotNull(data, "data");
        mDatas.remove(data);
        mDataWatcher.setDatas(mDatas);
        updateViews();
    }
public final void removeData ( @ NonNull Data < ? > data ) { checkNotNull ( data , "data" ) ; mDatas . remove ( data ) ; mDataWatcher . setDatas ( mDatas ) ; updateViews ( ) ; }
Removes a {@link Data} so that it will no longer be observed by this layout.