Use TypingEnv from MIR builder

Author: compiler-errors

compiler/rustc_mir_build/src/builder/scope.rs

@@ -1119,10 +1119,7 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
         region_scope: region::Scope,
         local: Local,
     ) {
-        if !self.local_decls[local].ty.has_significant_drop(self.tcx, ty::TypingEnv {
-            typing_mode: ty::TypingMode::non_body_analysis(),
-            param_env: self.param_env,
-        }) {
+        if !self.local_decls[local].ty.has_significant_drop(self.tcx, self.typing_env()) {
             return;
         }
         for scope in self.scopes.scopes.iter_mut().rev() {