ac0e22f2bc
Add checks that ensure that keys used for array access are integers. Fix bug in the optimization strategy that ended up generating the wrong code for "native" classes. R=floitsch@google.com,mmendez@google.com BUG= TEST= Review URL: https://chromiumcodereview.appspot.com//9250005 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@3390 260f80e4-7a28-3924-810f-c04153c831b5