tree ebb3ad241b91537334a573857f9aac9be2933ab9
parent 1a2eacc9e8ed49b6f826f69f99bb39972f1fa6a9
author Josh Gao <jmgao@google.com> 1496356946 -0700
committer Josh Gao <jmgao@google.com> 1496858880 -0700

adb: libusb: switch from polling for accessibility to a sleep.

For unclear reasons, it seems that for some people, devices are
becoming accessible, inaccessible, and then inaccessible again.
Switch to a sleep for now.

Bug: http://b/62200735
Test: manual
Change-Id: Id51dcb188c3534a57c35cbfd30a181c99115a23c