Revert "[ruby/prism] Change ScopeNode to point to previous ScopeNode"

This reverts commit 67a987f82bc8a2b7ec15581306873530821fcf9e.

1 files changed, 0 insertions, 7 deletions

diff --git a/prism/node.h b/prism/node.h
index 403e84e0d3..cbfed1b7c9 100644
--- a/prism/node.h
+++ b/prism/node.h
@@ -33,17 +33,10 @@ PRISM_EXPORTED_FUNCTION const char * pm_node_type_to_str(pm_node_type_t node_typ
 // declare them here to avoid generating them.
 typedef struct pm_scope_node {
     pm_node_t base;
-    struct pm_scope_node *previous;
     pm_node_t *ast_node;
     struct pm_parameters_node *parameters;
     pm_node_t *body;
     pm_constant_id_list_t locals;
-    pm_parser_t *parser;
-
-    // We don't have the CRuby types ID and st_table within Prism
-    // so we use void *
-    void *constants; // ID *constants
-    void *index_lookup_table; // st_table *index_lookup_table
 } pm_scope_node_t;
 
 #endif // PRISM_NODE_H