am 79f05bb4: Merge "ADT/Layoutlib: improved gradient drawing for perf." into eclair

Merge commit '79f05bb4a502d5768f84cf975f791f3ba981e0e5' into eclair-plus-aosp

* commit '79f05bb4a502d5768f84cf975f791f3ba981e0e5':
  ADT/Layoutlib: improved gradient drawing for perf.