Wrap SolidFire size parameter in int.
Wrap SolidFire size parameter in int.

SolidFire API requires that volume size is specified as
an int value, ensure an int is provided by wrapping in int()

Change-Id: If251ce2a7095f32aa2a59bb6cc767a4136c5f88c

scality/cinder,Datera/cinder,Nexenta/cinder,leilihh/cinder,saeki-masaki/cinder,julianwang/cinder,duhzecca/cinder,j-griffith/cinder,blueboxgroup/cinder,openstack/cinder,Thingee/cinder,dims/cinder,dims/cinder,tlakshman26/cinder-bug-fix-volume-conversion-full,hguemar/cinder,citrix-openstack-build/cinder,Thingee/cinder,scality/cinder,sasukeh/cinder,inkerra/cinder,takeshineshiro/cinder,Akrog/cinder,tlakshman26/cinder-bug-fix-volume-conversion-full,Paul-Ezell/cinder-1,spring-week-topos/cinder-week,leilihh/cinder,bswartz/cinder,nexusriot/cinder,winndows/cinder,CloudServer/cinder,blueboxgroup/cinder,maelnor/cinder,manojhirway/ExistingImagesOnNFS,cloudbau/cinder,apporc/cinder,JioCloud/cinder,abusse/cinder,rickerc/cinder_audit,cloudbase/cinder,tlakshman26/cinder-new-branch,Accelerite/cinder,rickerc/cinder_audit,tlakshman26/cinder-https-changes,Datera/cinder,maelnor/cinder,Thingee/cinder,citrix-openstack-build/cinder,NetApp/cinder,Accelerite/cinder,scottdangelo/RemoveVolumeMangerLocks,Hybrid-Cloud/cinder,alex8866/cinder,julianwang/cinder,Hybrid-Cloud/cinder,mahak/cinder,petrutlucian94/cinder,github-borat/cinder,abusse/cinder,manojhirway/ExistingImagesOnNFS,sasukeh/cinder,winndows/cinder,phenoxim/cinder,rakeshmi/cinder,ntt-sic/cinder,citrix-openstack-build/cinder,mahak/cinder,github-borat/cinder,openstack/cinder,tlakshman26/cinder-https-changes,nikesh-mahalka/cinder,ge0rgi/cinder,j-griffith/cinder,scottdangelo/RemoveVolumeMangerLocks,takeshineshiro/cinder,potsmaster/cinder,CloudServer/cinder,rakeshmi/cinder,tlakshman26/cinder-new-branch,hguemar/cinder,spring-week-topos/cinder-week,cloudbau/cinder,duhzecca/cinder,Akrog/cinder,ntt-sic/cinder,eharney/cinder,cloudbase/cinder,redhat-openstack/cinder,NeCTAR-RC/cinder,Nexenta/cinder,petrutlucian94/cinder,Paul-Ezell/cinder-1,bswartz/cinder,potsmaster/cinder,redhat-openstack/cinder,saeki-masaki/cinder,NetApp/cinder,inkerra/cinder,alex8866/cinder,NeCTAR-RC/cinder,apporc/cinder,phenoxim/cinder,nikesh-mahalka/cinder,JioCloud/cinder,nexusriot/cinder,eharney/cinder