libhwcomposer: Remove vestigial DSS composition properties am: 44ab9eeb0e
am: 8e264eeed7

Change-Id: I2a92cb29e80c16154768c5e38d5866d64c4971f6
tree: 2b5837b769528abd1ae14740282bd1260cdfa55f
  1. bootctrl/
  2. libhwcomposer/
  3. Android.bp
  4. OWNERS