Revert "Enable containerized storage plugins mounter on GCI"

cluster/gce/gci/configure-helper.sh

@@ -475,9 +475,6 @@ function start-kubelet {
   flags+=" --config=/etc/kubernetes/manifests"
   flags+=" --kubelet-cgroups=/kubelet"
   flags+=" --system-cgroups=/system"
-  flags+=" --experimental-mounter-path=${KUBE_HOME}/bin/mounter"
-  # Note: This patch must match the rootfs path in mounter/mounter
-  flags+=" --experimental-mounter-rootfs-path=/media/root"
 
   if [[ -n "${KUBELET_PORT:-}" ]]; then
     flags+=" --port=${KUBELET_PORT}"
@@ -1167,9 +1164,6 @@ For Kubernetes copyright and licensing information, see:
 EOF
 }
 
-function pre-warm-mounter {
-    ${KUBE_HOME}/bin/mounter &> /dev/null
-}
 
 ########### Main Function ###########
 echo "Start to configure instance for kubernetes"
@@ -1204,8 +1198,6 @@ else
   create-kubeproxy-kubeconfig
 fi
 
-# Run the containerized mounter once to pre-cache the container image.
-pre-warm-mounter
 assemble-docker-flags
 load-docker-images
 start-kubelet