tree ba7ec88702bbe9f98310be0479cc9672507cb0e1
parent 0ab4e82dbd07ca94126a9c3e88704f559e03f1c8
author Simon Que <sque@chromium.org> 1522258011 -0400
committer chrome-bot <chrome-bot@chromium.org> 1523262887 -0700

Various minor style fixes and cleanups

- Remove unused #include of brillo/errors/error.h.
- Simplify libusb.h include path.
- For class with virtual functions, make the destructor virtual.

BUG=none
TEST=build successfully

Change-Id: I13810fb40ed05f6c05ac5a59d8036cb510a0cb5a
Reviewed-on: https://chromium-review.googlesource.com/984435
Commit-Ready: Simon Que <sque@chromium.org>
Tested-by: Simon Que <sque@chromium.org>
Reviewed-by: Stephen Barber <smbarber@chromium.org>