Changing YouTube example (#4144)
Changing YouTube example (#4144)

Closes https://github.com/ampproject/amphtml/issues/3909 . See https://github.com/ampproject/amphtml/issues/3909#issuecomment-234108462 for details.
DistroScale/amphtml,jridgewell/amphtml,interspacejp/amphtml,DistroScale/amphtml,prateekbh/amphtml,prateekbh/amphtml,widespace-os/amphtml,kmh287/amphtml,Adtoma/amphtml,danielrozenberg/amphtml,interspacejp/amphtml,yieldmo/amphtml,jpettitt/amphtml,ruturajv-media-net/amphtml,pietergreyling/amphtml,sebastianbenz/amphtml,fullspeed-sp/amphtml,erwinmombay/amphtml,DarXector/amphtml,AaronCritchley/amphtml,wjfang/amphtml,mhc-gh/amphtml,Lith/amphtml,vmarteev/amphtml,src-code/amphtml,koshka/amphtml,keithwrightbos/amphtml,src-code/amphtml,adtechnology/amphtml,src-code/amphtml,jridgewell/amphtml,kmh287/amphtml,wjfang/amphtml,sriramkrish85/amphtml,danielrozenberg/amphtml,laterpay/amphtml,cvializ/amphtml,kixer-com/amphtml,pedjoni8/amphtml,laterpay/amphtml,dvoytenko/amphtml,kamtschatka/amphtml,keithwrightbos/amphtml,alanorozco/amphtml,Mobusi-ads/amphtml,laterpay/amphtml,camelburrito/amphtml,burtcorp/amphtml,rsimha-amp/amphtml,jasti/amphtml,adiant/amphtml,koshka/amphtml,voyagegroup/amphtml,DarXector/amphtml,taboola/amphtml,laterpay/amphtml,voyagegroup/amphtml,adtechnology/amphtml,DistroScale/amphtml,shawnbuso/amphtml,JuliusThms/amphtml,kamtschatka/amphtml,britice/amphtml,avimehta/amphtml,burtcorp/amphtml,yevheniiminin/amphtml,techhtml/amphtml,Gregable/amphtml,BrightcoveOS/amphtml,zhouyx/amphtml,ruturajv-media-net/amphtml,alanorozco/amphtml,criteo-forks/amphtml,rajkumarsrk/amphtml,tlong2/amphtml,cvializ/amphtml,DAC-f1h-dev/amphtml,ampproject/amphtml,dotandads/amphtml,comScore/amphtml,Gregable/amphtml,donttrustthisbot/amphtml,prateekbh/amphtml,techhtml/amphtml,rlugojr/amphtml,yevheniiminin/amphtml,kmh287/amphtml,tlong2/amphtml,avimehta/amphtml,voyagegroup/amphtml,jpettitt/amphtml,kmh287/amphtml,techhtml/amphtml,pedjoni8/amphtml,keithwrightbos/amphtml,Mobusi-ads/amphtml,cvializ/amphtml,JuliusThms/amphtml,jmadler/amphtml,adiant/amphtml,cvializ/amphtml,jmadler/amphtml,burtcorp/amphtml,erwinmombay/amphtml,jlucero-contentad/amphtml,arealit/amphtml,arealit/amphtml,adup-tech/amphtml,powdercloud/amphtml,luciancrasovan/amphtml,ADITION/amphtml,sebastianbenz/amphtml,engtat/amphtml,shawnbuso/amphtml,bpaduch/amphtml,amoad-amoe/amphtml,triplelift/amphtml,lannka/amphtml,donttrustthisbot/amphtml,ericlindley-g/amphtml,keithwrightbos/amphtml,vmarteev/amphtml,ruturajv-media-net/amphtml,triplelift/amphtml,clawr/amphtml,honeybadgerdontcare/amphtml,jlucero-contentad/amphtml,zhucl/amphtml,mlb7687/amphtml,shawnbuso/amphtml,Mixpo/amphtml,jdelhommeau/amphtml,rajkumarsrk/amphtml,ecoron/amphtml,britice/amphtml,adup-tech/amphtml,DAC-f1h-dev/amphtml,chaveznvg/amphtml,Lith/amphtml,jdelhommeau/amphtml,mlb7687/amphtml,sortable/amphtml,bpaduch/amphtml,yieldmo/amphtml,amoad-amoe/amphtml,pietergreyling/amphtml,interspacejp/amphtml,camelburrito/amphtml,zhangsu/amphtml,media-net/amphtml,zhangsu/amphtml,fullspeed-sp/amphtml,sharethrough/amphtml,cory-work/amphtml,sriramkrish85/amphtml,mlb7687/amphtml,cory-work/amphtml,triplelift/amphtml,honeybadgerdontcare/amphtml,danielrozenberg/amphtml,danielrozenberg/amphtml,mlb7687/amphtml,yieldbot/amphtml,danielrozenberg/amphtml,sklobovskaya/amphtml,spotxchange/amphtml,sklobovskaya/amphtml,dotandads/amphtml,sklobovskaya/amphtml,sklobovskaya/amphtml,yieldbot/amphtml,gumgum/amphtml,gumgum/amphtml,lannka/amphtml,amoad-amoe/amphtml,arealit/amphtml,jlucero-contentad/amphtml,ampproject/amphtml,keithwrightbos/amphtml,gumgum/amphtml,dotandads/amphtml,triplelift/amphtml,AaronCritchley/amphtml,yevheniiminin/amphtml,powdercloud/amphtml,powdercloud/amphtml,ecoron/amphtml,DistroScale/amphtml,zhouyx/amphtml,Adtoma/amphtml,smartadserver/amphtml,cory-work/amphtml,kixer-com/amphtml,ecoron/amphtml,aghassemi/amphtml,Mixpo/amphtml,bpaduch/amphtml,rsimha-amp/amphtml,dvoytenko/amphtml,adtechnology/amphtml,AaronCritchley/amphtml,fullspeed-sp/amphtml,zhangsu/amphtml,yieldmo/amphtml,Mixpo/amphtml,DarXector/amphtml,avimehta/amphtml,devjsun/amphtml,adup-tech/amphtml,jpettitt/amphtml,rlugojr/amphtml,criteo-forks/amphtml,sriramkrish85/amphtml,luciancrasovan/amphtml,alanorozco/amphtml,Mixpo/amphtml,sharethrough/amphtml,honeybadgerdontcare/amphtml,mlb7687/amphtml,BrightcoveOS/amphtml,dvoytenko/amphtml,erwinmombay/amphtml,fullspeed-sp/amphtml,ericlindley-g/amphtml,aghassemi/amphtml,rsimha-amp/amphtml,ruturajv-media-net/amphtml,yandex-pcode/amphtml,voyagegroup/amphtml,spotxchange/amphtml,koshka/amphtml,lannka/amphtml,yieldmo/amphtml,lzanol/amphtml,jpettitt/amphtml,jdelhommeau/amphtml,sklobovskaya/amphtml,shawnbuso/amphtml,wjfang/amphtml,rifler/amphtml,vmarteev/amphtml,camelburrito/amphtml,zhucl/amphtml,laterpay/amphtml,koshka/amphtml,Mobusi-ads/amphtml,BrightcoveOS/amphtml,mhc-gh/amphtml,donttrustthisbot/amphtml,AaronCritchley/amphtml,yieldbot/amphtml,sortable/amphtml,kmh287/amphtml,jridgewell/amphtml,media-net/amphtml,Mobusi-ads/amphtml,widespace-os/amphtml,jdelhommeau/amphtml,nexxtv/amphtml,adup-tech/amphtml,arealit/amphtml,luciancrasovan/amphtml,dotandads/amphtml,media-net/amphtml,kixer-com/amphtml,adiant/amphtml,rajkumarsrk/amphtml,amoad-amoe/amphtml,yandex-pcode/amphtml,lannka/amphtml,DarXector/amphtml,honeybadgerdontcare/amphtml,luciancrasovan/amphtml,luciancrasovan/amphtml,spotxchange/amphtml,dotandads/amphtml,keithwrightbos/amphtml,jasti/amphtml,ADITION/amphtml,yieldmo/amphtml,DistroScale/amphtml,luciancrasovan/amphtml,zhouyx/amphtml,chaveznvg/amphtml,jmadler/amphtml,donttrustthisbot/amphtml,britice/amphtml,sebastianbenz/amphtml,media-net/amphtml,techhtml/amphtml,bpaduch/amphtml,src-code/amphtml,mhc-gh/amphtml,taboola/amphtml,tdrl/amphtml,camelburrito/amphtml,pietergreyling/amphtml,burtcorp/amphtml,DAC-f1h-dev/amphtml,criteo-forks/amphtml,Adtoma/amphtml,gumgum/amphtml,rifler/amphtml,kamtschatka/amphtml,sriramkrish85/amphtml,ericlindley-g/amphtml,zhangsu/amphtml,sklobovskaya/amphtml,BenDz/amphtml,DistroScale/amphtml,rlugojr/amphtml,clawr/amphtml,lzanol/amphtml,BrightcoveOS/amphtml,taboola/amphtml,erwinmombay/amphtml,danielrozenberg/amphtml,Mobusi-ads/amphtml,jdelhommeau/amphtml,rsimha-amp/amphtml,tdrl/amphtml,JuliusThms/amphtml,Lith/amphtml,burtcorp/amphtml,tlong2/amphtml,adiant/amphtml,kamtschatka/amphtml,lzanol/amphtml,tlong2/amphtml,yieldmo/amphtml,yieldmo/amphtml,cvializ/amphtml,ampproject/amphtml,ADITION/amphtml,jmadler/amphtml,Gregable/amphtml,comScore/amphtml,DarXector/amphtml,jdelhommeau/amphtml,clawr/amphtml,media-net/amphtml,sriramkrish85/amphtml,amoad-amoe/amphtml,powdercloud/amphtml,aghassemi/amphtml,alanorozco/amphtml,cory-work/amphtml,donttrustthisbot/amphtml,powdercloud/amphtml,voyagegroup/amphtml,media-net/amphtml,alanorozco/amphtml,BrightcoveOS/amphtml,zhucl/amphtml,Gregable/amphtml,comScore/amphtml,shawnbuso/amphtml,Gregable/amphtml,engtat/amphtml,BenDz/amphtml,zhucl/amphtml,tdrl/amphtml,criteo-forks/amphtml,nexxtv/amphtml,kixer-com/amphtml,adup-tech/amphtml,voyagegroup/amphtml,zhucl/amphtml,adtechnology/amphtml,tlong2/amphtml,bpaduch/amphtml,yevheniiminin/amphtml,media-net/amphtml,burtcorp/amphtml,camelburrito/amphtml,powdercloud/amphtml,tdrl/amphtml,dotandads/amphtml,ruturajv-media-net/amphtml,DAC-f1h-dev/amphtml,jridgewell/amphtml,smartadserver/amphtml,jmadler/amphtml,yandex-pcode/amphtml,rajkumarsrk/amphtml,engtat/amphtml,Mobusi-ads/amphtml,rlugojr/amphtml,cvializ/amphtml,jridgewell/amphtml,chaveznvg/amphtml,chaveznvg/amphtml,ampproject/amphtml,zhouyx/amphtml,wjfang/amphtml,lzanol/amphtml,zhucl/amphtml,nexxtv/amphtml,cory-work/amphtml,avimehta/amphtml,Adtoma/amphtml,lzanol/amphtml,devjsun/amphtml,comScore/amphtml,rajkumarsrk/amphtml,yandex-pcode/amphtml,kmh287/amphtml,spotxchange/amphtml,avimehta/amphtml,sebastianbenz/amphtml,taboola/amphtml,avimehta/amphtml,jlucero-contentad/amphtml,mhc-gh/amphtml,BenDz/amphtml,sebastianbenz/amphtml,yieldbot/amphtml,britice/amphtml,wjfang/amphtml,ericlindley-g/amphtml,ampproject/amphtml,DAC-f1h-dev/amphtml,BenDz/amphtml,src-code/amphtml,kamtschatka/amphtml,clawr/amphtml,devjsun/amphtml,spotxchange/amphtml,media-net/amphtml,alanorozco/amphtml,bpaduch/amphtml,AaronCritchley/amphtml,camelburrito/amphtml,engtat/amphtml,techhtml/amphtml,dvoytenko/amphtml,dvoytenko/amphtml,tdrl/amphtml,widespace-os/amphtml,vmarteev/amphtml,nexxtv/amphtml,jasti/amphtml,AaronCritchley/amphtml,src-code/amphtml,cory-work/amphtml,tlong2/amphtml,lannka/amphtml,chaveznvg/amphtml,kamtschatka/amphtml,fullspeed-sp/amphtml,Lith/amphtml,voyagegroup/amphtml,kixer-com/amphtml,sortable/amphtml,interspacejp/amphtml,taboola/amphtml,triplelift/amphtml,jpettitt/amphtml,JuliusThms/amphtml,jmadler/amphtml,Gregable/amphtml,Gregable/amphtml,pedjoni8/amphtml,erwinmombay/amphtml,zhouyx/amphtml,amoad-amoe/amphtml,sebastianbenz/amphtml,lannka/amphtml,ecoron/amphtml,comScore/amphtml,rajkumarsrk/amphtml,alanorozco/amphtml,techhtml/amphtml,donttrustthisbot/amphtml,ADITION/amphtml,shawnbuso/amphtml,camelburrito/amphtml,pedjoni8/amphtml,arealit/amphtml,sortable/amphtml,prateekbh/amphtml,sharethrough/amphtml,criteo-forks/amphtml,mlb7687/amphtml,pietergreyling/amphtml,jasti/amphtml,lannka/amphtml,prateekbh/amphtml,yevheniiminin/amphtml,pedjoni8/amphtml,yevheniiminin/amphtml,jlucero-contentad/amphtml,gumgum/amphtml,adiant/amphtml,ampproject/amphtml,comScore/amphtml,jpettitt/amphtml,devjsun/amphtml,donttrustthisbot/amphtml,sharethrough/amphtml,mhc-gh/amphtml,ericlindley-g/amphtml,taboola/amphtml,vmarteev/amphtml,yieldbot/amphtml,luciancrasovan/amphtml,sriramkrish85/amphtml,honeybadgerdontcare/amphtml,Lith/amphtml,rifler/amphtml,ruturajv-media-net/amphtml,adiant/amphtml,Lith/amphtml,aghassemi/amphtml,bpaduch/amphtml,ADITION/amphtml,nexxtv/amphtml,yandex-pcode/amphtml,comScore/amphtml,powdercloud/amphtml,alanorozco/amphtml,sortable/amphtml,adup-tech/amphtml,prateekbh/amphtml,arealit/amphtml,lzanol/amphtml,rsimha-amp/amphtml,zhouyx/amphtml,fullspeed-sp/amphtml,gumgum/amphtml,aghassemi/amphtml,keithwrightbos/amphtml,Mixpo/amphtml,yandex-pcode/amphtml,taboola/amphtml,danielrozenberg/amphtml,DarXector/amphtml,nexxtv/amphtml,Adtoma/amphtml,spotxchange/amphtml,engtat/amphtml,smartadserver/amphtml,aghassemi/amphtml,dvoytenko/amphtml,nexxtv/amphtml,pietergreyling/amphtml,rlugojr/amphtml,clawr/amphtml,mhc-gh/amphtml,shawnbuso/amphtml,Gregable/amphtml,widespace-os/amphtml,JuliusThms/amphtml,zhangsu/amphtml,clawr/amphtml,criteo-forks/amphtml,wjfang/amphtml,mhc-gh/amphtml,devjsun/amphtml,widespace-os/amphtml,pedjoni8/amphtml,vmarteev/amphtml,yandex-pcode/amphtml,sortable/amphtml,danielrozenberg/amphtml,ampproject/amphtml,clawr/amphtml,rifler/amphtml,zhangsu/amphtml,ecoron/amphtml,cory-work/amphtml,jasti/amphtml,mhc-gh/amphtml,jpettitt/amphtml,rifler/amphtml,adiant/amphtml,sharethrough/amphtml,laterpay/amphtml,adtechnology/amphtml,vmarteev/amphtml,smartadserver/amphtml,adtechnology/amphtml,chaveznvg/amphtml,smartadserver/amphtml,engtat/amphtml,tdrl/amphtml,Mixpo/amphtml,sharethrough/amphtml,ecoron/amphtml,kixer-com/amphtml,BenDz/amphtml,rajkumarsrk/amphtml,jlucero-contentad/amphtml,pietergreyling/amphtml,DAC-f1h-dev/amphtml,erwinmombay/amphtml,koshka/amphtml,arealit/amphtml,widespace-os/amphtml,triplelift/amphtml,BrightcoveOS/amphtml,wjfang/amphtml,jridgewell/amphtml,honeybadgerdontcare/amphtml,devjsun/amphtml,zhucl/amphtml,JuliusThms/amphtml,interspacejp/amphtml,smartadserver/amphtml,koshka/amphtml,gumgum/amphtml,rlugojr/amphtml,engtat/amphtml,rsimha-amp/amphtml,ericlindley-g/amphtml,jpettitt/amphtml,jasti/amphtml,yieldbot/amphtml,sklobovskaya/amphtml,kixer-com/amphtml,ampproject/amphtml,rsimha-amp/amphtml,zhouyx/amphtml,jridgewell/amphtml,interspacejp/amphtml,honeybadgerdontcare/amphtml,rifler/amphtml,BenDz/amphtml,prateekbh/amphtml,Adtoma/amphtml