Move quadratic behavior of Context's optimized function list verification behind --enable-slow-asserts flag
Move quadratic behavior of Context's optimized function list verification behind --enable-slow-asserts flag

BUG=webkit:90003
TEST=the following takes only about 1 second in debug mode: var a=[1,2,3,4,5]; eval("for (var i=0;i<50000;i++) a.sort(function(){return 1;});");

Review URL: https://chromiumcodereview.appspot.com/10704078

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@11982 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh