tree 172bfcc88aa7ac93503d48944c3cf0d436090c93
parent d6e800273481febf1124b4a3702cb0b5a61dbf1e
author Colin Cross <ccross@android.com> 1498003072 -0700
committer Colin Cross <ccross@android.com> 1498003072 -0700

Add make sync target

make sync will build everything necessary to adb sync system
and vendor, without wasting time rebuilding system.img and
vendor.img.

Test: m -j sync
Change-Id: I91c0012eed6d58a338393cc375056a30e2a24b09