Remove irrelevant parser test that has SVN issues.

test/webkit/parse-backslash-before-newline.js

Index: test/webkit/parse-backslash-before-newline.js
diff --git a/test/webkit/parse-backslash-before-newline.js b/test/webkit/parse-backslash-before-newline.js
deleted file mode 100644
index d0a6fec58a91e1e61d99017dd3c7daeabcef5675..0000000000000000000000000000000000000000
--- a/test/webkit/parse-backslash-before-newline.js
+++ /dev/null
@@ -1,33 +0,0 @@
-// Copyright 2013 the V8 project authors. All rights reserved.
-// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions
-// are met:
-// 1.  Redistributions of source code must retain the above copyright
-//     notice, this list of conditions and the following disclaimer.
-// 2.  Redistributions in binary form must reproduce the above copyright
-//     notice, this list of conditions and the following disclaimer in the
-//     documentation and/or other materials provided with the distribution.
-//
-// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
-// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-shouldBe('"test\
-string with CR LF"', '"teststring with CR LF"');
-
-shouldBe('"test\
-
string with LF CR"', '"teststring with LF CR"');
-
-shouldBe('"test\
string with CR"', '"teststring with CR"');
-
-shouldBe('"test\
-string with LF"', '"teststring with LF"');