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diff --git a/deps/v8/test/mjsunit/mirror-number.js b/deps/v8/test/mjsunit/mirror-number.js
deleted file mode 100644
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--- a/deps/v8/test/mjsunit/mirror-number.js
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@@ -1,77 +0,0 @@
-// Copyright 2008 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * 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.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived
-// from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
-// OWNER OR 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.
-
-// Flags: --expose-debug-as debug
-// Test the mirror object for number values
-
-function testNumberMirror(n) {
- // Create mirror and JSON representation.
- var mirror = debug.MakeMirror(n);
- var serializer = debug.MakeMirrorSerializer();
- var json = JSON.stringify(serializer.serializeValue(mirror));
-
- // Check the mirror hierachy.
- assertTrue(mirror instanceof debug.Mirror);
- assertTrue(mirror instanceof debug.ValueMirror);
- assertTrue(mirror instanceof debug.NumberMirror);
-
- // Check the mirror properties.
- assertTrue(mirror.isNumber());
- assertEquals('number', mirror.type());
- assertTrue(mirror.isPrimitive());
-
- // Test text representation
- assertEquals(String(n), mirror.toText());
-
- // Parse JSON representation and check.
- var fromJSON = eval('(' + json + ')');
- assertEquals('number', fromJSON.type);
- if (isFinite(n)) {
- assertEquals(n, fromJSON.value);
- } else {
- // NaN and Infinity values are encoded as strings.
- assertTrue(typeof fromJSON.value == 'string');
- if (n === Infinity) {
- assertEquals('Infinity', fromJSON.value);
- } else if (n === -Infinity) {
- assertEquals('-Infinity', fromJSON.value);
- } else {
- assertEquals('NaN', fromJSON.value);
- }
- }
-}
-
-
-// Test a number of different numbers.
-testNumberMirror(-7);
-testNumberMirror(-6.5);
-testNumberMirror(0);
-testNumberMirror(42);
-testNumberMirror(100.0002);
-testNumberMirror(Infinity);
-testNumberMirror(-Infinity);
-testNumberMirror(NaN);