SoundSettings: Assigning a null to an unnecessary variable

Change-Id: Ic8c3e6ff66cc888f6069e3bbef666ede3c56dc13
Settings: Lockscreen custom wallpaper (2/2)

Change-Id: I1ac1351e9a31a5827847e30113e933f2b7da219f
Settings: Fix VoiceWakeup settings crash

The activity wasn't able to launch because
of this missing entry.

Change-Id: I7a3bee2ce047a27fe16975955b2263aeeb33b8a7
Signed-off-by: Roman Birg <roman@cyngn.com>
Merge remote-tracking branch 'cm/cm-11.0' into wszf