Remove patch sysroot cfg-if hack

crates/base-db/src/input.rs

@@ -547,29 +547,6 @@ impl CrateGraph {
         None
     }
 
-    // Work around for https://github.com/rust-lang/rust-analyzer/issues/6038.
-    // As hacky as it gets.
-    pub fn patch_cfg_if(&mut self) -> bool {
-        // we stupidly max by version in an attempt to have all duplicated std's depend on the same cfg_if so that deduplication still works
-        let cfg_if =
-            self.hacky_find_crate("cfg_if").max_by_key(|&it| self.arena[it].version.clone());
-        let std = self.hacky_find_crate("std").next();
-        match (cfg_if, std) {
-            (Some(cfg_if), Some(std)) => {
-                self.arena[cfg_if].dependencies.clear();
-                self.arena[std]
-                    .dependencies
-                    .push(Dependency::new(CrateName::new("cfg_if").unwrap(), cfg_if));
-                true
-            }
-            _ => false,
-        }
-    }
-
-    fn hacky_find_crate<'a>(&'a self, display_name: &'a str) -> impl Iterator<Item = CrateId> + 'a {
-        self.iter().filter(move |it| self[*it].display_name.as_deref() == Some(display_name))
-    }
-
     /// Removes all crates from this crate graph except for the ones in `to_keep` and fixes up the dependencies.
     /// Returns a mapping from old crate ids to new crate ids.
     pub fn remove_crates_except(&mut self, to_keep: &[CrateId]) -> Vec<Option<CrateId>> {