Fix call to compute_api.resize from _migrate
Fix call to compute_api.resize from _migrate

_migrate called compute_api.resize with an instance id,
compute_api.resize expects an instance object.

Change-Id: I0ab9ac48f8d7b4d5d92e0212969cc8febc5cf82b

akash1808/nova_test_latest,rickerc/nova_audit,dstroppa/openstack-smartos-nova-grizzly,mmnelemane/nova,sileht/deb-openstack-nova,cyx1231st/nova,dims/nova,petrutlucian94/nova_dev,CEG-FYP-OpenStack/scheduler,BeyondTheClouds/nova,KarimAllah/nova,iuliat/nova,cernops/nova,eayunstack/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,vladikr/nova_drafts,takeshineshiro/nova,Tehsmash/nova,berrange/nova,ted-gould/nova,sebrandon1/nova,bigswitch/nova,shootstar/novatest,ntt-sic/nova,double12gzh/nova,Francis-Liu/animated-broccoli,cloudbase/nova,Metaswitch/calico-nova,NewpTone/stacklab-nova,eharney/nova,aristanetworks/arista-ovs-nova,rajalokan/nova,eharney/nova,cloudbau/nova,noironetworks/nova,gspilio/nova,mahak/nova,watonyweng/nova,CiscoSystems/nova,NoBodyCam/TftpPxeBootBareMetal,whitepages/nova,maheshp/novatest,NoBodyCam/TftpPxeBootBareMetal,josephsuh/extra-specs,yatinkumbhare/openstack-nova,jeffrey4l/nova,tealover/nova,maoy/zknova,fajoy/nova,jianghuaw/nova,psiwczak/openstack,alvarolopez/nova,sridevikoushik31/openstack,dstroppa/openstack-smartos-nova-grizzly,edulramirez/nova,akash1808/nova_test_latest,usc-isi/extra-specs,leilihh/novaha,usc-isi/extra-specs,isyippee/nova,tudorvio/nova,noironetworks/nova,cloudbase/nova-virtualbox,houshengbo/nova_vmware_compute_driver,scripnichenko/nova,belmiromoreira/nova,Juniper/nova,vmturbo/nova,dims/nova,varunarya10/nova_test_latest,Triv90/Nova,ruslanloman/nova,savi-dev/nova,KarimAllah/nova,ntt-sic/nova,spring-week-topos/nova-week,iuliat/nova,phenoxim/nova,fajoy/nova,eneabio/nova,double12gzh/nova,vmturbo/nova,mgagne/nova,belmiromoreira/nova,savi-dev/nova,KarimAllah/nova,felixma/nova,sebrandon1/nova,jianghuaw/nova,Juniper/nova,alaski/nova,kimjaejoong/nova,eneabio/nova,russellb/nova,fnordahl/nova,cloudbase/nova,vmturbo/nova,tangfeixiong/nova,rajalokan/nova,sacharya/nova,DirectXMan12/nova-hacking,maelnor/nova,yrobla/nova,cloudbase/nova,tanglei528/nova,hanlind/nova,scripnichenko/nova,citrix-openstack-build/nova,zhimin711/nova,adelina-t/nova,yatinkumbhare/openstack-nova,viggates/nova,petrutlucian94/nova,Yuriy-Leonov/nova,gspilio/nova,joker946/nova,mandeepdhami/nova,watonyweng/nova,dstroppa/openstack-smartos-nova-grizzly,whitepages/nova,j-carpentier/nova,vmturbo/nova,paulmathews/nova,Yusuke1987/openstack_template,j-carpentier/nova,dawnpower/nova,maheshp/novatest,tudorvio/nova,citrix-openstack-build/nova,TieWei/nova,psiwczak/openstack,JioCloud/nova_test_latest,maoy/zknova,cyx1231st/nova,bigswitch/nova,kimjaejoong/nova,SUSE-Cloud/nova,openstack/nova,gooddata/openstack-nova,sridevikoushik31/nova,usc-isi/nova,hanlind/nova,openstack/nova,raildo/nova,klmitch/nova,mandeepdhami/nova,sacharya/nova,yrobla/nova,ewindisch/nova,Brocade-OpenSource/OpenStack-DNRM-Nova,maoy/zknova,projectcalico/calico-nova,rajalokan/nova,NeCTAR-RC/nova,bgxavier/nova,vladikr/nova_drafts,bclau/nova,CEG-FYP-OpenStack/scheduler,rrader/nova-docker-plugin,BeyondTheClouds/nova,tianweizhang/nova,shail2810/nova,houshengbo/nova_vmware_compute_driver,psiwczak/openstack,rahulunair/nova,silenceli/nova,russellb/nova,Triv90/Nova,leilihh/nova,NeCTAR-RC/nova,sridevikoushik31/openstack,gspilio/nova,sileht/deb-openstack-nova,Francis-Liu/animated-broccoli,eonpatapon/nova,imsplitbit/nova,fnordahl/nova,russellb/nova,fajoy/nova,openstack/nova,qwefi/nova,zaina/nova,alaski/nova,klmitch/nova,zzicewind/nova,angdraug/nova,aristanetworks/arista-ovs-nova,orbitfp7/nova,LoHChina/nova,Metaswitch/calico-nova,thomasem/nova,sridevikoushik31/nova,BeyondTheClouds/nova,felixma/nova,blueboxgroup/nova,affo/nova,berrange/nova,luogangyi/bcec-nova,ewindisch/nova,mahak/nova,yosshy/nova,OpenAcademy-OpenStack/nova-scheduler,joker946/nova,MountainWei/nova,NoBodyCam/TftpPxeBootBareMetal,akash1808/nova,josephsuh/extra-specs,paulmathews/nova,Juniper/nova,zzicewind/nova,aristanetworks/arista-ovs-nova,devendermishrajio/nova_test_latest,mikalstill/nova,jeffrey4l/nova,Yuriy-Leonov/nova,TieWei/nova,badock/nova,devoid/nova,alexandrucoman/vbox-nova-driver,devendermishrajio/nova,alvarolopez/nova,SUSE-Cloud/nova,barnsnake351/nova,cloudbase/nova-virtualbox,mgagne/nova,badock/nova,shahar-stratoscale/nova,rickerc/nova_audit,josephsuh/extra-specs,eonpatapon/nova,Stavitsky/nova,qwefi/nova,luogangyi/bcec-nova,houshengbo/nova_vmware_compute_driver,JianyuWang/nova,blueboxgroup/nova,tianweizhang/nova,CCI-MOC/nova,jianghuaw/nova,saleemjaveds/https-github.com-openstack-nova,zaina/nova,CloudServer/nova,rrader/nova-docker-plugin,petrutlucian94/nova,mikalstill/nova,affo/nova,isyippee/nova,Yusuke1987/openstack_template,OpenAcademy-OpenStack/nova-scheduler,klmitch/nova,klmitch/nova,DirectXMan12/nova-hacking,nikesh-mahalka/nova,ted-gould/nova,shahar-stratoscale/nova,eayunstack/nova,cernops/nova,eneabio/nova,adelina-t/nova,yosshy/nova,angdraug/nova,mikalstill/nova,savi-dev/nova,sridevikoushik31/nova,projectcalico/calico-nova,Triv90/Nova,redhat-openstack/nova,tealover/nova,LoHChina/nova,viggates/nova,apporc/nova,virtualopensystems/nova,sileht/deb-openstack-nova,plumgrid/plumgrid-nova,redhat-openstack/nova,maelnor/nova,varunarya10/nova_test_latest,devoid/nova,shootstar/novatest,shail2810/nova,MountainWei/nova,ruslanloman/nova,tanglei528/nova,Tehsmash/nova,usc-isi/nova,nikesh-mahalka/nova,thomasem/nova,alexandrucoman/vbox-nova-driver,Stavitsky/nova,NewpTone/stacklab-nova,JioCloud/nova_test_latest,zhimin711/nova,JianyuWang/nova,TwinkleChawla/nova,sridevikoushik31/nova,maheshp/novatest,devendermishrajio/nova_test_latest,CiscoSystems/nova,edulramirez/nova,CloudServer/nova,mahak/nova,petrutlucian94/nova_dev,spring-week-topos/nova-week,cloudbau/nova,phenoxim/nova,silenceli/nova,virtualopensystems/nova,DirectXMan12/nova-hacking,leilihh/nova,leilihh/novaha,barnsnake351/nova,plumgrid/plumgrid-nova,cernops/nova,JioCloud/nova,JioCloud/nova,saleemjaveds/https-github.com-openstack-nova,CCI-MOC/nova,apporc/nova,mmnelemane/nova,usc-isi/nova,TwinkleChawla/nova,raildo/nova,dawnpower/nova,paulmathews/nova,Juniper/nova,gooddata/openstack-nova,jianghuaw/nova,devendermishrajio/nova,yrobla/nova,rahulunair/nova,tangfeixiong/nova,NewpTone/stacklab-nova,sridevikoushik31/openstack,gooddata/openstack-nova,takeshineshiro/nova,sebrandon1/nova,bgxavier/nova,usc-isi/extra-specs,rajalokan/nova,imsplitbit/nova,gooddata/openstack-nova,hanlind/nova,bclau/nova,orbitfp7/nova,rahulunair/nova,akash1808/nova