Remove filtering out frequencies with zero usage for
CpuTimePerThreadFreq

This was originally included to reduce the amount of data reported. As
we now bucket the frequencies collected (ag/5327120), this is not needed.

Test: build, flash, run unit tests, manual inspection.
Change-Id: Iba86e8e3c3926301dae4d4d8320a8450874f0b11
1 file changed