Migrated several tests from blink to V8 repository.

test/webkit/dfg-mul-big-integer-with-small-integer-and-detect-overflow.js

Index: test/webkit/dfg-mul-big-integer-with-small-integer-and-detect-overflow.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/dfg-mul-big-integer-with-small-integer-and-detect-overflow.js
similarity index 85%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/dfg-mul-big-integer-with-small-integer-and-detect-overflow.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..65ed8b761cdc4afccd3e31d03fcbef19a65a4412 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/dfg-mul-big-integer-with-small-integer-and-detect-overflow.js
@@ -22,10 +22,14 @@
 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 description(
-"Tests the behavior of Array.prototype.concat while the array is having a bad time due to one of the elements we are concatenating."
+"Tests what happens when you multiply a big unknown integer with a small known integer and detect that we have had an overflow."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+function foo(a) {
+    return a * 65536;
+}
+
+for (var i = 0; i < 1000; ++i)
+    shouldBe("foo(2147483647)", "140737488289792");