Don't exclude sources for 'none' targets
Don't exclude sources for 'none' targets

MSVS doesn't compile files for 'none' targets, so there is no need to "exclude"
them.

BUG=
R=scottmg@chromium.org

Review URL: https://codereview.chromium.org/282843002

git-svn-id: e7e1075985beda50ea81ac4472467b4f6e91fc78@1920 78cadc50-ecff-11dd-a971-7dbc132099af

erikge/watch_gyp,geekboxzone/lollipop_external_chromium_org_tools_gyp,clar/gyp,android-ia/platform_external_chromium_org_tools_gyp,AWhetter/gyp,AWhetter/gyp,clar/gyp,Jack-Q/GYP-copy,ttyangf/gyp,chromium/gyp,adblockplus/gyp,AWhetter/gyp,trafi/gyp,LazyCodingCat/gyp,enkripsi/gyp,sdklite/gyp,dougbeal/gyp,ttyangf/pdfium_gyp,yjhjstz/gyp,bnq4ever/gypgoogle,openpeer/webrtc-gyp,cchamberlain/gyp,duanhjlt/gyp,ttyangf/pdfium_gyp,yjhjstz/gyp,azunite/gyp_20150930,azunite/gyp,erikge/watch_gyp,AOSPU/external_chromium_org_tools_gyp,mgamer/gyp,azunite/gyp,cchamberlain/gyp,azunite/gyp_20150930,sanyaade-teachings/gyp,cysp/gyp,cysp/gyp,chromium/gyp,bpsinc-native/src_tools_gyp,Omegaphora/external_chromium_org_tools_gyp,dougbeal/gyp,carlTLR/gyp,saghul/gyn,duanhjlt/gyp,sport-monkey/GYP,bulldy80/gyp_unofficial,ryfx/gyp,Danath/gyp,Omegaphora/external_chromium_org_tools_gyp,trafi/gyp,carlTLR/gyp,ttyangf/gyp,openpeer/webrtc-gyp,LazyCodingCat/gyp,mgamer/gyp,android-ia/platform_external_chromium_org_tools_gyp,chromium/gyp,springmeyer/gyp,sdklite/gyp,duanhjlt/gyp,trafi/gyp,bnq4ever/gypgoogle,Danath/gyp,dougbeal/gyp,cysp/gyp,sanyaade-teachings/gyp,ryfx/gyp,sdklite/gyp,enkripsi/gyp,tarc/gyp,sanyaade-teachings/gyp,amoikevin/gyp,AOSPU/external_chromium_org_tools_gyp,cysp/gyp,Jack-Q/GYP-copy,android-ia/platform_external_chromium_org_tools_gyp,ryfx/gyp,turbulenz/gyp,tarc/gyp,xin3liang/platform_external_chromium_org_tools_gyp,LazyCodingCat/gyp,amoikevin/gyp,Chilledheart/gyp,mgamer/gyp,msc-/gyp,clar/gyp,ttyangf/pdfium_gyp,enkripsi/gyp,ryfx/gyp,AWhetter/gyp,bnq4ever/gypgoogle,clar/gyp,Chilledheart/gyp,mgamer/gyp,AWhetter/gyp,cchamberlain/gyp,chromium/gyp,LazyCodingCat/gyp,ttyangf/gyp,carlTLR/gyp,tarc/gyp,sport-monkey/GYP,sdklite/gyp,geekboxzone/lollipop_external_chromium_org_tools_gyp,geekboxzone/lollipop_external_chromium_org_tools_gyp,carlTLR/gyp,bpsinc-native/src_tools_gyp,duanhjlt/gyp,LazyCodingCat/gyp,Danath/gyp,mapbox/gyp,msc-/gyp,erikge/watch_gyp,amoikevin/gyp,bnoordhuis/gyp,bnoordhuis/gyp,ttyangf/gyp,ttyangf/pdfium_gyp,mapbox/gyp,yjhjstz/gyp,xin3liang/platform_external_chromium_org_tools_gyp,sport-monkey/GYP,bnq4ever/gypgoogle,mapbox/gyp,ryfx/gyp,sdklite/gyp,trafi/gyp,adblockplus/gyp,clar/gyp,turbulenz/gyp,tarc/gyp,mapbox/gyp,sport-monkey/GYP,turbulenz/gyp,mgamer/gyp,openpeer/webrtc-gyp,pandaxcl/gyp,Danath/gyp,amoikevin/gyp,Jack-Q/GYP-copy,msc-/gyp,Chilledheart/gyp,carlTLR/gyp,Danath/gyp,azunite/gyp,xin3liang/platform_external_chromium_org_tools_gyp,bulldy80/gyp_unofficial,Omegaphora/external_chromium_org_tools_gyp,bpsinc-native/src_tools_gyp,Phuehvk/gyp,msc-/gyp,azunite/gyp,cchamberlain/gyp,bnoordhuis/gyp,enkripsi/gyp,adblockplus/gyp,Jack-Q/GYP-copy,Jack-Q/GYP-copy,adblockplus/gyp,Chilledheart/gyp,cchamberlain/gyp,openpeer/webrtc-gyp,turbulenz/gyp,saghul/gyn,duanhjlt/gyp,mapbox/gyp,springmeyer/gyp,turbulenz/gyp,erikge/watch_gyp,saghul/gyn,azunite/gyp_20150930,cysp/gyp,pandaxcl/gyp,Chilledheart/gyp,sanyaade-teachings/gyp,dougbeal/gyp,Phuehvk/gyp,pandaxcl/gyp,tarc/gyp,saghul/gyn,AOSPU/external_chromium_org_tools_gyp,msc-/gyp,bnq4ever/gypgoogle,bnoordhuis/gyp,bulldy80/gyp_unofficial,azunite/gyp_20150930,erikge/watch_gyp,yjhjstz/gyp,chromium/gyp,AOSPU/external_chromium_org_tools_gyp,springmeyer/gyp,ttyangf/gyp,pandaxcl/gyp,trafi/gyp,bnoordhuis/gyp,amoikevin/gyp,Phuehvk/gyp,Phuehvk/gyp,azunite/gyp,geekboxzone/lollipop_external_chromium_org_tools_gyp,sanyaade-teachings/gyp,bulldy80/gyp_unofficial,openpeer/webrtc-gyp,azunite/gyp_20150930,dougbeal/gyp,Phuehvk/gyp,ttyangf/pdfium_gyp,enkripsi/gyp,saghul/gyn,pandaxcl/gyp,adblockplus/gyp,sport-monkey/GYP,springmeyer/gyp,android-ia/platform_external_chromium_org_tools_gyp,bulldy80/gyp_unofficial,yjhjstz/gyp,springmeyer/gyp,xin3liang/platform_external_chromium_org_tools_gyp,Omegaphora/external_chromium_org_tools_gyp,bpsinc-native/src_tools_gyp