perf(es/minifier): Remove needless clone (#10949)

Author: bvanjoi

crates/swc_ecma_usage_analyzer/src/analyzer/mod.rs

@@ -95,13 +95,15 @@ where
     where
         F: FnOnce(&mut UsageAnalyzer<S>) -> Ret,
     {
+        let used_recursively = std::mem::take(&mut self.used_recursively);
+
         let mut child = UsageAnalyzer {
             data: S::new(S::need_collect_prop_atom(&self.data)),
             marks: self.marks,
             ctx: self.ctx.with(BitContext::IsTopLevel, false),
             expr_ctx: self.expr_ctx,
             scope: Default::default(),
-            used_recursively: self.used_recursively.clone(),
+            used_recursively,
         };
 
         let ret = op(&mut child);
@@ -114,6 +116,8 @@ where
         self.scope.merge(child.scope, true);
         self.data.merge(kind, child.data);
 
+        self.used_recursively = child.used_recursively;
+
         ret
     }