tree 52f6088d8669643d3e1b3ede985fb40f45ef5b15
parent e0323874808c7c915064086d4d7f6bd880882c88
author Josh Gao <jmgao@google.com> 1533936265 -0700
committer Josh Gao <jmgao@google.com> 1533936471 -0700

adb: add environment variables to disable usb, emulators, mdns.

Provide a way to selectively disable USB, automatic emulator
connection, and mDNS, to make reading through ADB_TRACE logging easier.

Test: manual
Change-Id: Ic6a06cdce14235415520cbf2d51c7f7031b7a7b3