Merge "Quota delete operation in cinder"

diff --cc cinder/tests/policy.json
index ef677539b5a0dea541942ba0287e7c8877144004,d1d72c49e863826f820abc22291d3463e334cb84..4347c2c8f5ba75e3df019a52674f736865c85187
--- 1/cinder/tests/policy.json
--- 2/cinder/tests/policy.json
+++ b/cinder/tests/policy.json
@@@ -56,9 -56,8 +56,10 @@@
      "volume_extension:hosts": [["rule:admin_api"]],
      "volume_extension:quotas:show": [],
      "volume_extension:quotas:update": [],
+     "volume_extension:quotas:delete": [],
      "volume_extension:quota_classes": [],
 +    "volume_extension:volume_manage": [["rule:admin_api"]],
 +    "volume_extension:volume_unmanage": [["rule:admin_api"]],
  
      "limits_extension:used_limits": [],