Add copyright notice to build-prebuilts.sh am: ee954195c4 am: 86d5594bb5
am: d7911a2af2

Change-Id: I641942e2f40b8b021cd34496fa66c7bb3f448e9e
tree: 580ca6f3ee34c251cf46f7a3cbf790775638d9ab
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml