[html-tests] Update event-handler-spec-example.html to match the current IDL spec. (#506)

https://github.com/heycam/webidl/commit/a2d5851e31447bea2b10c08d5aa8f00cd5276925

View on GitHub: https://github.com/w3c/web-platform-tests/pull/506

Received on Friday, 10 January 2014 08:07:41 UTC