Fence off unnecessary tabQueue code when chrome.sessions is defined
Fence off unnecessary tabQueue code when chrome.sessions is defined

poacher2k/vimium,PrestanceDesign/vimium,elegantwww/vimium,borgified/vimium,wildeyes/vimium,elegantwww/vimium,hhsue/vimium,csmalin/vimium,dimatter/vimium,douglas-larocca/vimium,bkudria/vimium,VPashkov/vimium,elderbas/vimium,csmalin/vimium,zhangmin510/vimium,cyrixhero/vimium,zhangmin510/vimium,cyrixhero/vimium,decaffeinate-examples/vimium,mrmr1993/vimium,mrmr1993/vimium,willsALMANJ/vimium,Aleroniponi/vimium,hhsue/vimium,philc/vimium,decaffeinate-examples/vimium,Lw-Cui/vimium,elderbas/vimium,VPashkov/vimium,tuchangwei/vimium,philc/vimium,douglas-larocca/vimium,PrestanceDesign/vimium,poacher2k/vimium,smblott-github/vimium,PickRelated/vimium,gdh1995/vimium,Robinson10240/vimium,tuchangwei/vimium,VPashkov/vimium,Lw-Cui/vimium,wildeyes/vimium,gdh1995/vimium,Robinson10240/vimium,gdh1995/vimium,douglas-larocca/vimium,Aleroniponi/vimium,crazypenguincode/vimium,bkudria/vimium,elegantwww/vimium,mrmr1993/vimium,borgified/vimium,decaffeinate-examples/vimium,Robinson10240/vimium,PickRelated/vimium,PickRelated/vimium,smblott-github/vimium,borgified/vimium,hhsue/vimium,poacher2k/vimium,justalittlenoob/vimium,zhangmin510/vimium,willsALMANJ/vimium,philc/vimium,elderbas/vimium,crazypenguincode/vimium,smblott-github/vimium,dimatter/vimium,wildeyes/vimium,justalittlenoob/vimium,Aleroniponi/vimium,willsALMANJ/vimium,justalittlenoob/vimium,Lw-Cui/vimium,dimatter/vimium,tuchangwei/vimium,csmalin/vimium,cyrixhero/vimium,PrestanceDesign/vimium,bkudria/vimium