Apply SplitAttributesCalculator to SplitController

This CL implements SplitController#set(clear)SplitAttributesCalculator,
and also invokes #computeSplitAttributesForParams
in #computeSplitAttributes to compute the split attributes based
on the current device state.

fixes: 241043111
fixes: 241043028
Bug: 207494880
Test: atest WMJetpackUnitTests
Change-Id: I0e3aadba451f2e585b048bfe2417239ed2f3ba3c