Remove node function in NavTarget

crates/ra_ide_api/src/display.rs

@@ -5,7 +5,6 @@ mod function_signature;
 mod navigation_target;
 mod structure;
 
-use crate::db::RootDatabase;
 use ra_syntax::{ast::{self, AstNode, TypeParamsOwner}, SyntaxKind::{ATTR, COMMENT}};
 
 pub use navigation_target::NavigationTarget;
@@ -73,8 +72,8 @@ where
 
 // FIXME: this should not really use navigation target. Rather, approximately
 // resolved symbol should return a `DefId`.
-pub(crate) fn doc_text_for(db: &RootDatabase, nav: NavigationTarget) -> Option<String> {
-    match (nav.description(db), nav.docs(db)) {
+pub(crate) fn doc_text_for(nav: NavigationTarget) -> Option<String> {
+    match (nav.description, nav.docs) {
         (Some(desc), docs) => Some(rust_code_markup_with_doc(desc, docs)),
         (None, Some(docs)) => Some(docs),
         _ => None,