toolchain: clean up boiler plate code

We want to use $(hide)mkdir rather than @mkdir, and delete some
left over debug echo code.

Change-Id: Ia0256dd7669a7d4b4b8090ed732d3f3911573854
1 file changed
tree: 37e0dae296390daee1502d554d2fd86822e141c4
  1. portage/
  2. tests/
  3. toolchain/
  4. 3rd-party-binary.mk
  5. Android.mk
  6. NOTICE
  7. TODO