fix QRCode
fix QRCode

akkakks/firefox-ios,akkakks/firefox-ios,akkakks/firefox-ios,clowwindy/firefox-ios,clowwindy/firefox-ios,clowwindy/firefox-ios,akkakks/firefox-ios,akkakks/firefox-ios,clowwindy/firefox-ios,clowwindy/firefox-ios,clowwindy/firefox-ios,akkakks/firefox-ios