Merge "Fix performance-inefficient-vector-operation" am: 96b1f20b

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/2153533



Change-Id: Ib67428f35027c3079a589216db8318c2a9431c6c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>