Revert "refactor(utils)!: rename delete_dir_contents() to delete_dir_contents_or_unlink()"

This reverts commit bfd7baa.

Author: rbtcollins

src/cli/rustup_mode.rs

@@ -1007,7 +1007,7 @@ fn update(cfg: &mut Cfg, m: &ArgMatches) -> Result<utils::ExitCode> {
     } else {
         common::update_all_channels(cfg, self_update, m.get_flag("force"))?;
         info!("cleaning up downloads & tmp directories");
-        utils::delete_dir_contents_or_unlink(&cfg.download_dir);
+        utils::delete_dir_contents(&cfg.download_dir);
         cfg.temp_cfg.clean();
     }
 

src/dist/temp.rs

@@ -158,7 +158,7 @@ impl Cfg {
     }
 
     pub(crate) fn clean(&self) {
-        utils::delete_dir_contents_or_unlink(&self.root_directory);
+        utils::delete_dir_contents(&self.root_directory);
     }
 }
 

src/utils/utils.rs

@@ -610,7 +610,7 @@ where
     })
 }
 
-pub(crate) fn delete_dir_contents_or_unlink(dir_path: &Path) {
+pub(crate) fn delete_dir_contents(dir_path: &Path) {
     let remove = if dir_path.is_symlink() {
         fs::remove_dir_all
     } else {