[javascriptcore-test262-automation] Changes from...

[javascriptcore-test262-automation] Changes from https://github.com/webkit/webkit.git at sha 65db7e4aa7 on Sat Sep 15 2018 18:23:10 GMT+0000 (Coordinated Universal Time)

implementation-contributed/javascriptcore/stress/verbose-failure-dont-graph-dump-availability-already-freed.js

+//@ runDefault("--verboseValidationFailure=true")
+
+function foo() {
+    arguments.length;
+}
+let a = 0;
+for (var i = 0; i < 1000000; i++) {
+    a += foo();
+}