Block allocateBackup if the node is not secure node. am: 996be3ee am:...

Block allocateBackup if the node is not secure node. am: 996be3ee am: 2bebd9c7 am: 395ec8c4 am: 238f4318 am: 0a78e485 am: ff286981  -s ours am: d7d971ed  -s ours am: 6f8cfdcb  -s ours am: 5511f6b6  -s ours am: ff21c086  -s ours am: 81baac0c  -s ours am: 420edf7c  -s ours am: ca915d07  -s ours am: a30b9e92  -s ours
am: 2247a82e  -s ours

Change-Id: I1d84890d3d67a8cc580f9e75b1c250f0f469d30a