ipacm: ignore removeDownstream request if netdev down am: b2c20467fe
am: a623d4783c

Change-Id: I8aa5be7fd93a0dd6b80e41e3e09c7382c42fbae8
tree: 507b37cab62172d64d6970066944c22df86c5825
  1. msm8998/
  2. Android.mk