am 3a7e2c0b: Merge "Adding missed Android.mk file to the original Bluetooth HDP sample Change-Id: I7035cb13da6f6cd64e63df8a5ccf2391fe41f18e." into ics-mr1

* commit '3a7e2c0ba89b40b61d2322955ab895020a70592c':
  Adding missed Android.mk file to the original Bluetooth HDP sample Change-Id: I7035cb13da6f6cd64e63df8a5ccf2391fe41f18e.