Doc change: fix typo.
Doc change: fix typo.

Change-Id: Idd14111f1b62430560a11c5803a864f2bad5eff0

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base