code: static Node newName(AbstractCompiler compiler, String name, Node srcref) {
      return newName(compiler, name).srcref(srcref);
    }
docs: Creates a new node representing an *existing* name, copying over the source
  location information from the basis node.
  
  @param name The name for the new NAME node.
  @param srcref The node that represents the name as currently found in
  the AST.
  
  @return The node created.