Re: [old-tests][webmessaging-tests] Some small test cleanups for stability (#1813)

Critic review: https://critic.hoppipolla.co.uk/r/4938

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View on GitHub: https://github.com/w3c/web-platform-tests/pull/1813#issuecomment-100224830

Received on Friday, 8 May 2015 12:57:19 UTC