[html-tests] Automate audio_003.html (#623)

Copy video_001.html and change as little as possible in order to make it
work. The tests are still overly verbose (and noisy) and should be
merged to not have duplicated code, but not in this commit.

View on GitHub: https://github.com/w3c/web-platform-tests/pull/623

Received on Tuesday, 11 February 2014 22:17:44 UTC