Fixed error introduced in r12761.

test/mjsunit/regress/regress-2373.js

Index: test/mjsunit/regress/regress-2373.js
diff --git a/test/mjsunit/regress/regress-113924.js b/test/mjsunit/regress/regress-2373.js
similarity index 95%
copy from test/mjsunit/regress/regress-113924.js
copy to test/mjsunit/regress/regress-2373.js
index 3ecdec48f219b9ea545702ebf3a396debe7a93f8..16a87ece6f57aee42d77171e8087db412610b0a3 100644
--- a/test/mjsunit/regress/regress-113924.js
+++ b/test/mjsunit/regress/regress-2373.js
@@ -25,7 +25,5 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-var count=12000;
-while(count--) {
-  eval("var a = new Object(10); a[2] += 7;");
-}
+var o = JSON.parse('{"a":2600753951}');
+assertEquals(2600753951, o.a);