Removed unused branch in SQLUpdateCompiler.as_sql().
Removed unused branch in SQLUpdateCompiler.as_sql().

Unknown if it was ever needed.
uranusjr/django,mlavin/django,shacker/django,simonw/django,tomchristie/django,jpic/django,darjeeling/django,evansd/django,sjlehtin/django,denys-duchier/django,alexallah/django,harisibrahimkv/django,elky/django,guettli/django,tysonclugg/django,guettli/django,solarissmoke/django,kosz85/django,mlavin/django,treyhunner/django,googleinterns/django,ebar0n/django,elky/django,koniiiik/django,MoritzS/django,felixxm/django,dfunckt/django,peterlauri/django,elena/django,MarkusH/django,timgraham/django,phalt/django,manhhomienbienthuy/django,pauloxnet/django,yewang15215/django,mojeto/django,intgr/django,bak1an/django,alimony/django,sarthakmeh03/django,ghedsouza/django,mjtamlyn/django,shacker/django,jpic/django,arun6582/django,intgr/django,dracos/django,frankvdp/django,ghickman/django,mjtamlyn/django,mlavin/django,carljm/django,mitya57/django,googleinterns/django,mitya57/django,savoirfairelinux/django,adamchainz/django,savoirfairelinux/django,mitya57/django,adamchainz/django,kaedroho/django,ghickman/django,evansd/django,dfunckt/django,syphar/django,ghedsouza/django,claudep/django,erikr/django,camilonova/django,takis/django,fenginx/django,carljm/django,freakboy3742/django,edmorley/django,etos/django,shaib/django,syphar/django,freakboy3742/django,georgemarshall/django,arun6582/django,shacker/django,pauloxnet/django,twz915/django,etos/django,adamchainz/django,peterlauri/django,alexallah/django,twz915/django,peterlauri/django,felixxm/django,reinout/django,apollo13/django,solarissmoke/django,elena/django,schinckel/django,mattseymour/django,nemesisdesign/django,jpic/django,piquadrat/django,sjlehtin/django,koniiiik/django,bak1an/django,dsanders11/django,wkschwartz/django,Leila20/django,tomchristie/django,sjlehtin/django,reinout/django,wkschwartz/django,wkschwartz/django,shaib/django,felixxm/django,koordinates/django,whs/django,auready/django,sarthakmeh03/django,schinckel/django,treyhunner/django,kosz85/django,mattseymour/django,MarkusH/django,schinckel/django,alexallah/django,piquadrat/django,tysonclugg/django,yewang15215/django,auready/django,mitya57/django,shacker/django,mattseymour/django,blighj/django,dfdx2/django,mojeto/django,ebar0n/django,mattseymour/django,bak1an/django,timgraham/django,nemesisdesign/django,charettes/django,timgraham/django,alimony/django,etos/django,ebar0n/django,frankvdp/django,sarthakmeh03/django,koniiiik/django,claudep/django,koordinates/django,peterlauri/django,adamchainz/django,mjtamlyn/django,shaib/django,avneesh91/django,simonw/django,carljm/django,twz915/django,guettli/django,blighj/django,EmadMokhtar/Django,ifduyue/django,MoritzS/django,avneesh91/django,manhhomienbienthuy/django,monetate/django,denys-duchier/django,pauloxnet/django,elky/django,shaib/django,frankvdp/django,auvipy/django,kosz85/django,rlugojr/django,MoritzS/django,zsiciarz/django,avneesh91/django,MarkusH/django,zsiciarz/django,fenginx/django,Leila20/django,camilonova/django,reinout/django,ifduyue/django,nemesisdesign/django,dfdx2/django,ghickman/django,frishberg/django,intgr/django,tomchristie/django,denys-duchier/django,uranusjr/django,atul-bhouraskar/django,sarthakmeh03/django,dracos/django,MoritzS/django,edmorley/django,syphar/django,harisibrahimkv/django,alexallah/django,edmorley/django,blighj/django,atul-bhouraskar/django,fenginx/django,harisibrahimkv/django,simonw/django,nemesisdesign/django,manhhomienbienthuy/django,taaviteska/django,labcodes/django,auready/django,Beauhurst/django,camilonova/django,Leila20/django,ghedsouza/django,EmadMokhtar/Django,mlavin/django,charettes/django,erikr/django,labcodes/django,pauloxnet/django,evansd/django,carljm/django,koniiiik/django,atul-bhouraskar/django,timgraham/django,mjtamlyn/django,ifduyue/django,rsalmaso/django,apollo13/django,auready/django,avneesh91/django,taaviteska/django,koordinates/django,EmadMokhtar/Django,theo-l/django,edmorley/django,tysonclugg/django,auvipy/django,mojeto/django,dfdx2/django,felixxm/django,yewang15215/django,kaedroho/django,rlugojr/django,frishberg/django,takis/django,uranusjr/django,schinckel/django,MarkusH/django,savoirfairelinux/django,Leila20/django,tysonclugg/django,ghickman/django,django/django,savoirfairelinux/django,dfdx2/django,treyhunner/django,freakboy3742/django,auvipy/django,darjeeling/django,django/django,camilonova/django,ghedsouza/django,auvipy/django,taaviteska/django,googleinterns/django,twz915/django,evansd/django,elky/django,googleinterns/django,arun6582/django,Beauhurst/django,zsiciarz/django,dracos/django,koordinates/django,frishberg/django,theo-l/django,whs/django,whs/django,django/django,intgr/django,manhhomienbienthuy/django,jpic/django,frishberg/django,claudep/django,rlugojr/django,arun6582/django,monetate/django,Beauhurst/django,yewang15215/django,labcodes/django,taaviteska/django,ifduyue/django,tomchristie/django,dsanders11/django,theo-l/django,takis/django,kaedroho/django,erikr/django,charettes/django,frankvdp/django,monetate/django,phalt/django,rsalmaso/django,wkschwartz/django,mojeto/django,whs/django,blighj/django,phalt/django,dfunckt/django,django/django,syphar/django,reinout/django,sjlehtin/django,solarissmoke/django,alimony/django,theo-l/django,dracos/django,ebar0n/django,alimony/django,dsanders11/django,bak1an/django,rsalmaso/django,uranusjr/django,monetate/django,fenginx/django,apollo13/django,georgemarshall/django,piquadrat/django,erikr/django,takis/django,piquadrat/django,elena/django,simonw/django,zsiciarz/django,treyhunner/django,dsanders11/django,apollo13/django,rsalmaso/django,claudep/django,kosz85/django,charettes/django,georgemarshall/django,atul-bhouraskar/django,denys-duchier/django,harisibrahimkv/django,darjeeling/django,phalt/django,dfunckt/django,georgemarshall/django,elena/django,guettli/django,darjeeling/django,Beauhurst/django,etos/django,solarissmoke/django,labcodes/django,rlugojr/django