Build Ninja with Soong am: 767484995a am: 165c01e383
am: 81a082b08e

* commit '81a082b08e6f76b22dbe00670a3f24c3282bb4a0':
  Build Ninja with Soong

Change-Id: I9957b3f628386b00fa828e88fa8f5d6cd284a1e0
tree: 4e29b6f1b40627e4727c72fa5417fabf7e21cea9
  1. build-prebuilts.sh