python-adb: Fallback to /proc/sysrq-trgger when rebooting fails.

Bug: 748145
Change-Id: Ic07decade82f7b5350729e69169c9ee2c42b8a57
Reviewed-on: https://chromium-review.googlesource.com/644088
Reviewed-by: Marc-Antoine Ruel <maruel@chromium.org>
2 files changed