Add back support for non bpf trafic monitoring

Revert "eliminate TrafficController's mBpfEnabled & friends"

This reverts commit ec36c89c.

Revert "bpf is always supported"

This reverts commit 0e5d26f4.

Change-Id: I117a1c933e635fbf68833a50af33e2625355f3bf

Revert "BandwidthController.cpp - fix a clang warning: abseil-string-find-startswith"

This reverts commit 6857fa52.

Revert "Remove unused IptJumpOp value"

This reverts commit f265dddf.

Revert "Use UidOwnerMatchType rather than IptJumpOp in TrafficController"

This reverts commit 7db39b9d.

Revert "Refactoring string uid vectors"

This reverts commit 7920397d.

Change-Id: I3f42219db33d43ce8b55d7c0b2f20b9398bc129f

Revert "Remove unused code from BandwidthController"

This reverts commit 18295e18.

Revert "Remove non-bpf support from BandwidthController"

This reverts commit 03e3f7bc.

Change-Id: Iaacafb74d5195b3816e50dc41148fa5133217184
Signed-off-by: Jackeagle <jackeagle102@gmail.com>