Remove small unneeded code from impl_kombu
Remove small unneeded code from impl_kombu

If a publish fails, we reconnect to rabbit.  In this case, we try to
declare the publisher exchange... and loop around and do the same thing
again after grabbing a new class instance.  This removes the extra code.

Change-Id: I99089ccfb93bb860d5221c267f35a16c1faf3707

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