ReplaceWith and ReplaceChild methods on References

tree_reference.cpp

@@ -1,14 +0,0 @@
-#include "tree_reference.h"
-
-#if 0
-void TreeReference::addOperand(TreeReference<TreeNode> t) {
-  // At this point, e has been copied.
-  // We can therefore pilfer its node!
-  Node * n = node();
-  pool->move(
-      t->node(),
-      t->next()
-      );
-  node->stealAsOperand(t->node());
-}
-#endif