There's some weird state where if persist.sys.usb.config=none,adb, then
adbd won't get started. Give back adbd start permissions to
UsbDeviceManager to see if that fixes the issue.
Bug: 150130503
Bug: 150116813
Test: adb shell su 0 setprop persist.sys.usb.config none,adb; adb reboot
adb should be online after.
Change-Id: I36c6ef4b20d58570a2d51ed70088ae5c54d6687d
Exempt-From-Owner-Approval: Fix adbd offline failure
(cherry picked from commit 7a3800993d)
ac29885a0e