tree f3b75ccb8f82d4a3f72931f0e5b6b6ea1d90cdc7
parent bb9b8a5abf08eed123ccf3311af290ca84ed9168
author Daniel Rosenberg <drosen@google.com> 1467339931 -0700
committer Daniel Rosenberg <drosen@google.com> 1471650746 -0700

Switch fastboot to new A/B spec

Slots are now referred to as a and b instead
of _a and _b. For the moment, _a and _b will
still be supported. For old devices that
support A/B, they are assumed to have 2 slots.

Bug: 29643845
Change-Id: Ieab6bed7b4977d8386dcec0afa434371f54bd63f
(cherry-picked from commit 563fcf6f697c898cf35fa4a1b5672d6b4890c283)