change .node -> .kind after rebase

Author: ztlpn

src/librustc_typeck/check/expr.rs

@@ -154,7 +154,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
         // True if `expr` is a `Try::from_ok(())` that is a result of desugaring a try block
         // without the final expr (e.g. `try { return; }`). We don't want to generate an
         // unreachable_code lint for it since warnings for autogenerated code are confusing.
-        let is_try_block_generated_unit_expr = match expr.node {
+        let is_try_block_generated_unit_expr = match expr.kind {
             ExprKind::Call(_, ref args) if expr.span.is_desugaring(DesugaringKind::TryBlock) =>
                 args.len() == 1 && args[0].span.is_desugaring(DesugaringKind::TryBlock),