Update build-tools to ab/5319091

This adds py2-cmd which I'll symlink into ./path/.../python[2.7] in the
next change.

Bug: 117811537
Test: treehugger
Change-Id: I64a5ab5887e413b9535f0ec65fa41efafa0b0891
14 files changed
tree: c3cb0211f210e30b5ad2731a710cfa2e4667676f
  1. common/
  2. darwin-x86/
  3. linux-x86/
  4. path/
  5. build-prebuilts.sh
  6. manifest.xml
  7. OWNERS