Move shadowFor() and addProxy() to Robolectric.
Move shadowFor() and addProxy() to Robolectric.

jongerrish/robolectric,yinquan529/platform-external-robolectric,Omegaphora/external_robolectric,lexs/robolectric,holmari/robolectric,ocadotechnology/robolectric,zbsz/robolectric,tjohn/robolectric,spotify/robolectric,android-ia/platform_external_robolectric,1zaman/robolectric,ecgreb/robolectric,toluju/robolectric,zhongyu05/robolectric,karlicoss/robolectric,androidgilbert/robolectric,androidgilbert/robolectric,karlicoss/robolectric,rburgst/robolectric,kriegfrj/robolectric,rossimo/robolectric,BCGDV/robolectric,jingle1267/robolectric,jongerrish/robolectric,trevorrjohn/robolectric,jongerrish/robolectric,geekboxzone/lollipop_external_robolectric,ocadotechnology/robolectric,yxm4109/robolectric,diegotori/robolectric,svenji/robolectric,WonderCsabo/robolectric,svenji/robolectric,MIPS/external-robolectric,upsight/playhaven-robolectric,cesar1000/robolectric,Omegaphora/external_robolectric,spotify/robolectric,diegotori/robolectric,ChengCorp/robolectric,thiz11/platform_external_robolectric,palfrey/robolectric,macklinu/robolectric,geekboxzone/lollipop_external_robolectric,gruszczy/robolectric,daisy1754/robolectric,davidsun/robolectric,diegotori/robolectric,tyronen/robolectric,macklinu/robolectric,zbsz/robolectric,daisy1754/robolectric,holmari/robolectric,pivotal-oscar/robolectric,WonderCsabo/robolectric,erichaugh/robolectric,jingle1267/robolectric,gruszczy/robolectric,kriegfrj/robolectric,amarts/robolectric,VikingDen/robolectric,VikingDen/robolectric,thiz11/platform_external_robolectric,hgl888/robolectric,amarts/robolectric,tjohn/robolectric,mag/robolectric,davidsun/robolectric,gabrielduque/robolectric,wyvx/robolectric,svenji/robolectric,geekboxzone/lollipop_external_robolectric,gb112211/robolectric,rburgst/robolectric,yxm4109/robolectric,jongerrish/robolectric,palfrey/robolectric,tmrudick/robolectric,ChengCorp/robolectric,mag/robolectric,fiower/robolectric,cesar1000/robolectric,1zaman/robolectric,1zaman/robolectric,geekboxzone/mmallow_external_robolectric,tec27/robolectric,paulpv/robolectric,ChameleonOS/android_external_robolectric,charlesmunger/robolectric,lexs/robolectric,zhongyu05/robolectric,trevorrjohn/robolectric,geekboxzone/lollipop_external_robolectric,gb112211/robolectric,fiower/robolectric,thiz11/platform_external_robolectric,toluju/robolectric,xin3liang/platform_external_robolectric,IllusionRom-deprecated/android_platform_external_robolectric,kriegfrj/robolectric,ecgreb/robolectric,ChameleonOS/android_external_robolectric,erichaugh/robolectric,ChameleonOS/android_external_robolectric,IllusionRom-deprecated/android_platform_external_robolectric,yinquan529/platform-external-robolectric,android-ia/platform_external_robolectric,cesar1000/robolectric,eric-kansas/robolectric,ocadotechnology/robolectric,hgl888/robolectric,davidsun/robolectric,gruszczy/robolectric,geekboxzone/mmallow_external_robolectric,yuzhong-google/robolectric,spotify/robolectric,BCGDV/robolectric,yuzhong-google/robolectric,rongou/robolectric,cc12703/robolectric,VikingDen/robolectric,yinquan529/platform-external-robolectric,yuzhong-google/robolectric,xin3liang/platform_external_robolectric,rongou/robolectric,hgl888/robolectric,yxm4109/robolectric,gabrielduque/robolectric,charlesmunger/robolectric,plackemacher/robolectric,yinquan529/platform-external-robolectric,tmrudick/robolectric,rossimo/robolectric,eric-kansas/robolectric,tuenti/robolectric,ecgreb/robolectric,MIPS/external-robolectric,gb112211/robolectric,gabrielduque/robolectric,plackemacher/robolectric,android-ia/platform_external_robolectric,tuenti/robolectric,trevorrjohn/robolectric,jingle1267/robolectric,ChengCorp/robolectric,WonderCsabo/robolectric,pivotal-oscar/robolectric,rongou/robolectric,yxm4109/robolectric,cc12703/robolectric,erichaugh/robolectric,mag/robolectric,tec27/robolectric,BCGDV/robolectric,rossimo/robolectric,tjohn/robolectric,lexs/robolectric,zbsz/robolectric,paulpv/robolectric,charlesmunger/robolectric,palfrey/robolectric,IllusionRom-deprecated/android_platform_external_robolectric,Omegaphora/external_robolectric,paulpv/robolectric,geekboxzone/mmallow_external_robolectric,tec27/robolectric,macklinu/robolectric,fiower/robolectric,tyronen/robolectric,tuenti/robolectric,wyvx/robolectric,toluju/robolectric,eric-kansas/robolectric,karlicoss/robolectric,Omegaphora/external_robolectric,xin3liang/platform_external_robolectric,pivotal-oscar/robolectric,android-ia/platform_external_robolectric,zhongyu05/robolectric,MIPS/external-robolectric,tmrudick/robolectric,holmari/robolectric,amarts/robolectric,cc12703/robolectric,BCGDV/robolectric,wyvx/robolectric,tyronen/robolectric,geekboxzone/mmallow_external_robolectric,plackemacher/robolectric,daisy1754/robolectric,androidgilbert/robolectric,rburgst/robolectric,androidgilbert/robolectric