Merge "adb: retry connecting disconnected emulators instead of always looping."
am: 50e91fec0e

* commit '50e91fec0e33b92e7991622ac1e8be8817208692':
  adb: retry connecting disconnected emulators instead of always looping.

Change-Id: Ifa2dcddea99aa8070b6cdb1cddabfe20e701aca0