[wake-lock] Need maximum screen brightness mode

tomayac has just created a new issue for https://github.com/w3c/wake-lock:

== Need maximum screen brightness mode ==
Apart from *low-power mode* (#84), this issue makes the case for adding a way to ask for *maximum screen brightness mode*, for example, to read QR codes (described in this [use case](https://github.com/w3c-webmob/wake-lock-use-cases/issues/28) issue). Here is a real-world example from [Starbucks](https://app.starbucks.com/rewards):

![screenshot 2018-10-19 at 09 35 36](https://user-images.githubusercontent.com/145676/47204006-6d6efe80-d382-11e8-8c1b-27bc2663e131.png)


Please view or discuss this issue at https://github.com/w3c/wake-lock/issues/129 using your GitHub account

Received on Friday, 19 October 2018 07:38:11 UTC