Revert accidentally committed file

This shouldn't have been part of ef7ab73206

src/osx/dataview_osx.cpp

@@ -220,15 +220,7 @@ bool wxOSXDataViewModelNotifier::ValueChanged(wxDataViewItem const& item, unsign
 
 bool wxOSXDataViewModelNotifier::Cleared()
 {
-  // As when individual items are deleted, we must ensure that we don't touch
-  // the model item possibly being edited, as it's not valid any more.
-  m_DataViewCtrlPtr->SetDeleting(true);
-
-  const bool rc = m_DataViewCtrlPtr->GetDataViewPeer()->Reload();
-
-  m_DataViewCtrlPtr->SetDeleting(false);
-
-  return rc;
+  return m_DataViewCtrlPtr->GetDataViewPeer()->Reload();
 }
 
 void wxOSXDataViewModelNotifier::Resort()