Revert of Merged: Squashed multiple commits.

test/mjsunit/regress/regress-crbug-709753.js

Index: test/mjsunit/regress/regress-crbug-709753.js
diff --git a/test/mjsunit/regress/regress-crbug-709753.js b/test/mjsunit/regress/regress-crbug-709753.js
deleted file mode 100644
index e4d4d4ed37fd29443e05cdf91e8cc4a640d03a4a..0000000000000000000000000000000000000000
--- a/test/mjsunit/regress/regress-crbug-709753.js
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright 2017 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: --allow-natives-syntax
-
-function foo(a, i) { a[i].x; }
-
-var a = [,0.1];
-foo(a, 1);
-foo(a, 1);
-%OptimizeFunctionOnNextCall(foo);
-assertThrows(() => foo(a, 0), TypeError);