crosperf: remove idle samples from crosperf report

Right now Crosperf reports include samples from idle functions.
Filtering these samples from the reports allow users to have more
accurate evaluation of the performance impact of code changes as they
focuson the meaningful samples.

BUG=b:194737325
TEST=unit tests passed.

Change-Id: I22bc3c78999eec9a141440e92ce52457a4bfa0a3
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/toolchain-utils/+/3054437
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Tested-by: Jian Cai <jiancai@google.com>
2 files changed