[k8s.io] Garbage collector [Feature:GarbageCollector] should keep the rc around until all its pods are deleted if the deleteOptions says so [Suite:openshift/conformance/parallel] [Suite:k8s]

[aveshagarwal]

https://openshift-gce-devel.appspot.com/build/origin-ci-test/pr-logs/pull/16778/test_pull_request_origin_extended_conformance_gce/9564/

/tmp/openshift/build-rpm-release/tito/rpmbuild-origin9z9bP0/BUILD/origin-3.7.0/_output/local/go/src/github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/garbage_collector.go:573
Oct 12 15:10:40.113: failed to delete the rc: timed out waiting for the condition
/tmp/openshift/build-rpm-release/tito/rpmbuild-origin9z9bP0/BUILD/origin-3.7.0/_output/local/go/src/github.com/openshift/origin/vendor/k8s.io/kubernetes/test/e2e/garbage_collector.go:562

[smarterclayton]

Fixing in #16978

[sjenning]

wasn't automatically closed by #16978 merging for some reason