Removes the given row from the list store. After being removed, iter is set to be the next valid row, or invalidated if it pointed to the last row in list_store.
A valid GtkTreeIter
TRUE if iter is valid, FALSE if not.
See Implementation
Removes the given row from the list store. After being removed, iter is set to be the next valid row, or invalidated if it pointed to the last row in list_store.