Remove inherent methods from ast node that carry semantic meaning

crates/ide/src/folding_ranges.rs

@@ -1,3 +1,4 @@
+use ide_db::helpers::node_ext::vis_eq;
 use rustc_hash::FxHashSet;
 
 use syntax::{
@@ -198,7 +199,7 @@ where
 fn eq_visibility(vis0: Option<ast::Visibility>, vis1: Option<ast::Visibility>) -> bool {
     match (vis0, vis1) {
         (None, None) => true,
-        (Some(vis0), Some(vis1)) => vis0.is_eq_to(&vis1),
+        (Some(vis0), Some(vis1)) => vis_eq(&vis0, &vis1),
         _ => false,
     }
 }