Clarify permission semantics
Clarify permission semantics

Bug 12919011

Change-Id: I43a72801ddec04245ac6352eeda4cd0f14aea658

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