https://bugs.webkit.org/show_bug.cgi?id=83312

Patch by Benjamin Poulain <bpoulain@apple.com> on 2012-04-05
Reviewed by Gavin Barraclough.

When the value we are sorting are all primitive values, we do not need to
ensure a stable sort as two values with equal string representation are
indistinguishable from JavaScript.

This gives about 16% performance increase when sorting primitive values.

* runtime/JSArray.cpp:
(JSC::JSArray::sort):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@113391 268f45cc-cd09-0410-ab3c-d52691b4dbfc