Remove runtime flags for sloppy mode block scoping features

test/mjsunit/harmony/block-scoping-top-level-sloppy.js

Index: test/mjsunit/harmony/block-scoping-top-level-sloppy.js
diff --git a/test/mjsunit/harmony/block-scoping-top-level-sloppy.js b/test/mjsunit/harmony/block-scoping-top-level-sloppy.js
deleted file mode 100644
index 6f6a8fe06decfae09532ddd31cf35baefece876f..0000000000000000000000000000000000000000
--- a/test/mjsunit/harmony/block-scoping-top-level-sloppy.js
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright 2015 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --min-preparse-length=0
-// Flags: --harmony-sloppy --harmony-sloppy-let
-
-let xxx = 1;
-let f = undefined;
-{
-  let inner_x = xxx;
-  f = function() { return inner_x; };
-}
-
-assertSame(1, f());
-
-xxx = 42;
-{
-  f = function() { return inner_x1; };
-  let inner_x1 = xxx;
-}
-
-assertSame(42, f());
-
-xxx = 31;
-{
-  let inner_x1 = xxx;
-  try {
-    throw new Error();
-  } catch (e) {
-    f = function() { return inner_x1; };
-  }
-}
-assertSame(31, f());