am b3e0126: AI 147731: Forgot to submit the build changes for the

Merge commit 'b3e0126a7a2d32fbae2638e9419739d2d3907c40' into donut

* commit 'b3e0126a7a2d32fbae2638e9419739d2d3907c40':
  AI 147731: Forgot to submit the build changes for the
tree: e30a5c754153472e32044bc318d57fd0d9b65ea9
  1. core/
  2. libs/
  3. target/
  4. tools/
  5. buildspec.mk.default
  6. cleanspec.mk
  7. envsetup.sh