Use different surface composition performance score thresholds for
Andromeda and Android devices.
BUG=24158847
TEST=Flushed Nexus 9 device using volantis and volantis-andromeda
images and confirmed that corresponding threshold is used
for each image.
Change-Id: I8989741200e6584d142479acc1dea7ce8642b1d3
Following metrics are now available for TRANSLUCENT surfaces:
surface-compoistion-peformance-sps
surface-compoistion-bandwidth-gbps
surface-allocation-performance-median-sps
surface-allocation-performance-min-sps
surface-allocation-performance-max-sps
Bug: 24158847
Change-Id: I590fb6194983ce00bd5622b5a7596d05be60ebd4