am 882ad42e: Add clean step for switching GPS API from pdapi to loc_api

Merge commit '882ad42e0de35d86f2361867e3efc497002b73e6' into eclair-plus-aosp

* commit '882ad42e0de35d86f2361867e3efc497002b73e6':
  Add clean step for switching GPS API from pdapi to loc_api