【ポータブル】Mozilla Firefox Portable part1 #16

Off-Main-Thread PaintingとJavaScript Startup Bytecode Cache導入でパフォーマンス向上
https://osdn.jp/projects/sfnet_portableapps/downloads/Mozilla Firefox, Portable Ed./Mozilla Firefox, Portable Edition 58.0/FirefoxPortable_58.0_Japanese.paf.exe/