tree 1ee014683c6ab4c9edfcd4b2187f2e0ce14d6e29
parent 70c887a44133bdef84934afc4e7ea9289c98d4fe
author Justin Yun <justinyun@google.com> 1546580708 +0900
committer Justin Yun <justinyun@google.com> 1546591416 +0000

build_mixed: removed product.img if system_dir does not have one.

When '-s' option is used but the system_dir does not have a
product.img, removed existing product.img from the device image.

Bug: 120578242
Test: build_mixed -s system_dir device_dir out_dir checkvintf
Change-Id: Ib669763847f3661596a74a6833b2030685d58ad5