Merge "adb: close ep0 on disconnection." into nyc-dev am: fcab9a8507
am: 8fc9d25841

* commit '8fc9d258415cf1eec2bfb5d4a5ef8168d28c22ef':
  adb: close ep0 on disconnection.

Change-Id: Ibe09c227e9df4da8b771ac9738bcb2296e4e5503