Blink-in-JS: Allow a stackoverflow error thrown by private scripts

Source/core/testing/PrivateScriptTest.js

Index: Source/core/testing/PrivateScriptTest.js
diff --git a/Source/core/testing/PrivateScriptTest.js b/Source/core/testing/PrivateScriptTest.js
index b2f71cae1da79f55ef44c98bce3e8e50b2f20bef..358ac89fea423f196ec7cef995c9074295fa8f65 100644
--- a/Source/core/testing/PrivateScriptTest.js
+++ b/Source/core/testing/PrivateScriptTest.js
@@ -143,6 +143,11 @@ installClass("PrivateScriptTest", function(PrivateScriptTestPrototype) {
         throwException(PrivateScriptJSError.ReferenceError, "method threw ReferenceError");
     }
 
+    PrivateScriptTestPrototype.voidMethodThrowsStackOverflowError = function() {
+        function f() { f(); }
+        f();
+    }
+
     PrivateScriptTestPrototype.addIntegerForPrivateScriptOnly = function(value1, value2) {
         return value1 + value2;
     }