RE:customwarning
**Have you read the [FAQ](https://bit.ly/ShakaFAQ) and checked for duplicate open issues?**


**What link can we use to reproduce this?**
RE:link


**What version of Shaka Player are you using?**
RE:player


**What browser and OS are you using?**
RE:browser


**What did you do?**
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**What did you expect to happen?**


**What actually happened?**
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