[custom-elements-tests] Add test-case that if both types of custom element types are provided at... (#854)

Add test-case that if both types of custom element types are provided at the time of element's instantiation, the custom tag must win over the type extension.

View on GitHub: https://github.com/w3c/web-platform-tests/pull/854

Received on Saturday, 12 April 2014 04:46:53 UTC