Merge changes I69947ef2,Ie62454be,I756e4451,I437fe4cc,I850678bd, ...

* changes:
  sed -i -r 's@/[*] updatetime [*]/ false@NO_UPDATETIME@g' offload.c
  sed -i -r 's@/[*] updatetime [*]/ true@UPDATETIME@g' offload.c
  sed -i -r 's@/[*]ignore_on_user[*]/true@IGNORE_ON_USER@g' netd.c
  sed -i -r 's@/[*]ignore_on_user[*]/false@LOAD_ON_USER@g' netd.c
  sed -i -r 's@/[*]ignore_on_userdebug[*]/false@LOAD_ON_USERDEBUG@g' netd.c
  sed -i -r 's@/[*]ignore_on_eng[*]/false@LOAD_ON_ENG@g' netd.c
  sed -i -r 's@/[*] is_ethernet [*]/ false@RAWIP@g' offload.c
  sed -i -r 's@/[*] is_ethernet [*]/ true@ETHER@g' offload.c
  sed -i -r 's@/[*] downstream [*]/ true@DOWNSTREAM@g' offload.c
  sed -i -r 's@/[*] downstream [*]/ false@UPSTREAM@g' offload.c
  bpf_net_helpers: define some boolean constants