Wakelock block by system properties 

persist.toad.wakelock.block
If this system property isn't set in /system/build.prop, its default value is "com.google.android.gms/NlpWakeLock,com.google.android.gms/NlpCollectorWakeLock,com.google.android.gms/SystemUpdateService"

** to customize this value, add a line to /system/build.prop like;

persist.toad.wakelock.block=com.google.android.gms/NlpWakeLock,com.google.android.gms/NlpCollectorWakeLock,com.google.android.gms/SystemUpdateService