REF="http://developer.android.com/reference/android/content/Context.html?is-external=true#KEYGUARD_SERVICE" title="class or interface in android.content">KEYGUARD_SERVICE</A>, <A target="_top" HREF="http://developer.android.com/reference/android/content/Context.html?is-external=true#LAYOUT_INFLATER_SERVICE" title="class or interface in android.content">LAYOUT_INFLATER_SERVICE</A>, <A target="_top" HREF="http://developer.android.com/reference/android/content/Context.html?is-external=true#LOCATION_SERVICE" ti