[html-tests] Add manual test for optgroup disabled (#1731)

• From: kangxu <web-platform-tests-notifications@w3.org>
• Date: Tue, 07 Apr 2015 10:09:46 GMT
• To: public-web-platform-tests-notifications@w3.org
• Message-Id: <<web-platform-tests_issue_1731@w3.org>>

View on GitHub: https://github.com/w3c/web-platform-tests/pull/1731

Received on Tuesday, 7 April 2015 10:09:57 UTC