[automerger skipped] Merge "Either reuse sensor values or don't dim down at all" into qt-qpr1-dev am: 6a1b278b -s ours am: 725a1246 -s ours am: 46994d49 -s ours am: 96cb1bb1 -s ours am: fba488f0 -s ours

am skip reason: Change-Id Iade5ebd4c33e7c9d668b09144964f1408ef529ad with SHA-1 389a0185 is in history

Change-Id: I544916d71310353c23cbbdb355d9810b010e458a