GUI -- Removed dead code from topo view.
GUI -- Removed dead code from topo view.

Change-Id: I9bb7c856a13cc7bdb9e39f6f6c896bfb434658a7

mengmoya/onos,mengmoya/onos,chenxiuyang/onos,LorenzReinhart/ONOSnew,oeeagle/onos,gkatsikas/onos,kuujo/onos,opennetworkinglab/onos,VinodKumarS-Huawei/ietf96yang,opennetworkinglab/onos,oplinkoms/onos,kkkane/ONOS,CNlukai/onos-gerrit-test,osinstom/onos,Shashikanth-Huawei/bmp,mengmoya/onos,packet-tracker/onos,donNewtonAlpha/onos,sonu283304/onos,osinstom/onos,sdnwiselab/onos,jinlongliu/onos,LorenzReinhart/ONOSnew,lsinfo3/onos,SmartInfrastructures/dreamer,rvhub/onos,castroflavio/onos,sdnwiselab/onos,oeeagle/onos,SmartInfrastructures/dreamer,chinghanyu/onos,ravikumaran2015/ravikumaran201504,kuangrewawa/onos,opennetworkinglab/onos,y-higuchi/onos,maheshraju-Huawei/actn,sdnwiselab/onos,gkatsikas/onos,donNewtonAlpha/onos,opennetworkinglab/onos,CNlukai/onos-gerrit-test,donNewtonAlpha/onos,jmiserez/onos,kkkane/ONOS,chinghanyu/onos,mengmoya/onos,y-higuchi/onos,donNewtonAlpha/onos,sonu283304/onos,zsh2938/onos,kuujo/onos,VinodKumarS-Huawei/ietf96yang,maheshraju-Huawei/actn,chinghanyu/onos,planoAccess/clonedONOS,LorenzReinhart/ONOSnew,sdnwiselab/onos,sonu283304/onos,opennetworkinglab/onos,sdnwiselab/onos,Shashikanth-Huawei/bmp,gkatsikas/onos,maheshraju-Huawei/actn,rvhub/onos,jmiserez/onos,oplinkoms/onos,rvhub/onos,jinlongliu/onos,kuujo/onos,chenxiuyang/onos,y-higuchi/onos,kuujo/onos,Shashikanth-Huawei/bmp,oplinkoms/onos,sdnwiselab/onos,LorenzReinhart/ONOSnew,oplinkoms/onos,zsh2938/onos,chinghanyu/onos,kuangrewawa/onos,CNlukai/onos-gerrit-test,maheshraju-Huawei/actn,donNewtonAlpha/onos,zsh2938/onos,opennetworkinglab/onos,ravikumaran2015/ravikumaran201504,sonu283304/onos,y-higuchi/onos,castroflavio/onos,planoAccess/clonedONOS,oplinkoms/onos,packet-tracker/onos,kuujo/onos,oplinkoms/onos,kuujo/onos,jinlongliu/onos,packet-tracker/onos,LorenzReinhart/ONOSnew,ravikumaran2015/ravikumaran201504,VinodKumarS-Huawei/ietf96yang,chenxiuyang/onos,oeeagle/onos,planoAccess/clonedONOS,VinodKumarS-Huawei/ietf96yang,planoAccess/clonedONOS,rvhub/onos,kkkane/ONOS,Shashikanth-Huawei/bmp,maheshraju-Huawei/actn,VinodKumarS-Huawei/ietf96yang,mengmoya/onos,chenxiuyang/onos,jmiserez/onos,y-higuchi/onos,jinlongliu/onos,gkatsikas/onos,jmiserez/onos,zsh2938/onos,Shashikanth-Huawei/bmp,lsinfo3/onos,kuangrewawa/onos,osinstom/onos,packet-tracker/onos,gkatsikas/onos,castroflavio/onos,lsinfo3/onos,lsinfo3/onos,gkatsikas/onos,CNlukai/onos-gerrit-test,castroflavio/onos,oplinkoms/onos,osinstom/onos,osinstom/onos,oeeagle/onos,kuujo/onos,kkkane/ONOS,SmartInfrastructures/dreamer