No device test am: 5c3aa060da am: 25d763d8bd am: 5d3bfb661f am: 05ebdff8a7

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/structopt-derive/+/1444577

Change-Id: Ieba9819d1cfe5850bbf9b6ccd4a52e52345abb82