fix crash with BottomSheetMultiSelectionFragment

app/src/main/java/net/pokeranalytics/android/ui/fragment/components/bottomsheet/BottomSheetMultiSelectionFragment.kt

@@ -7,6 +7,7 @@ import android.view.View
 import android.view.ViewGroup
 import io.realm.RealmModel
 import net.pokeranalytics.android.databinding.BottomSheetDoubleEditTextBinding
+import net.pokeranalytics.android.databinding.BottomSheetListBinding
 import net.pokeranalytics.android.model.LiveData
 import net.pokeranalytics.android.ui.modules.data.EditableDataActivity
 import net.pokeranalytics.android.ui.activity.components.BaseActivity
@@ -18,19 +19,6 @@ import net.pokeranalytics.android.ui.view.RowViewType
  */
 open class BottomSheetMultiSelectionFragment : BottomSheetListFragment() {
 
-    private var _binding: BottomSheetDoubleEditTextBinding? = null
-    private val binding get() = _binding!!
-
-    override fun addChildView(inflater: LayoutInflater, container: ViewGroup): View? {
-        _binding = BottomSheetDoubleEditTextBinding.inflate(inflater, container, true)
-        return binding.root
-    }
-
-    override fun onDestroyView() {
-        super.onDestroyView()
-        _binding = null
-    }
-
 	override fun viewTypeForPosition(position: Int): Int {
 		return RowViewType.TITLE_CHECK.ordinal
 	}