am f72181c6: Fix hosttests to use the new ddmlib API.

Merge commit 'f72181c60943dcfb642aac1dc5fa5416c1bb566e' into gingerbread-plus-aosp

* commit 'f72181c60943dcfb642aac1dc5fa5416c1bb566e':
  Fix hosttests to use the new ddmlib API.