tree 41789f9261c5de46a1f6f7c24c6adb3819ca2a3a
parent 2e044f14d68306f3ecc8db557d551a527fc029f5
author Ken'ichi Ohmichi <ken-oomichi@wx.jp.nec.com> 1488307862 -0800
committer Ken'ichi Ohmichi <ken-oomichi@wx.jp.nec.com> 1488307862 -0800

Removed unused PING_IPV4_COMMAND etc

PING_IPV4_COMMAND, PING_IPV6_COMMAND and PING_PACKET_LOSS_REGEX had
been added since Ia34d7c75ad05f7658d1abb7bebeb1bbd271fd089 (2012),
but they were never used at all.
This patch removes them for the cleanup.

Change-Id: Ide56a0eaa6727d41fb35fb287dcf919828db05e5