[Bug 27599] Allow SourceBuffer.trackDefaults to be nullable

https://www.w3.org/Bugs/Public/show_bug.cgi?id=27599

--- Comment #2 from Philip Jägenstedt <philipj@opera.com> ---
About potential breakage, has SourceBuffer.trackDefaults been shipped in any
browser?

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Received on Saturday, 13 December 2014 20:34:33 UTC