am f95e3dd2: am 5e083024: ADT/Layoutlib: shader clean-up.

Merge commit 'f95e3dd23cb6cbd7a86dece3c4bafff71307721a'

* commit 'f95e3dd23cb6cbd7a86dece3c4bafff71307721a':
  ADT/Layoutlib: shader clean-up.