[automerger skipped] Make addGestureMonitors static am: e0fb6bdd6c am: fac8450768 -s ours

am skip reason: Change-Id I098e86453b7bb8261e08f7fce671db173e2136b0 with SHA-1 e0fb6bdd6c is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/11887941

Change-Id: I4ee4996657bd447e0beb640b419fe9d0c01fa356