Delete mjsunit/string-oom-slow-* tests.

test/mjsunit/string-oom-slow-replace-one-with-string.js

Index: test/mjsunit/string-oom-slow-replace-one-with-string.js
diff --git a/test/mjsunit/string-oom-slow-replace-one-with-string.js b/test/mjsunit/string-oom-slow-replace-one-with-string.js
deleted file mode 100644
index bfcbe0f7275efa60d3dda54d81fbc6c567395832..0000000000000000000000000000000000000000
--- a/test/mjsunit/string-oom-slow-replace-one-with-string.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright 2014 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.
-
-var a = 'a';
-for (var i = 0; i < 27; i++) a += a;
-
-function replace() {
-  a.replace('a', a);
-}
-
-assertThrows(replace, RangeError);