Я недавно обновил мой Nexus 4 до Android 4.4. Во время отладки моего приложения я обнаружил сообщениеW/chromium(14962): [WARNING:proxy_service.cc(888)] PAC support disabled because there is no system implementation

Что это значит ?

Logcat

12-12 17:38:56.726: V/WebViewChromium(14962): Binding Chromium to the main looper Looper{41f91588}
12-12 17:38:56.736: I/chromium(14962): [INFO:library_loader_hooks.cc(112)] Chromium logging enabled: level = 0, default verbosity = 0
12-12 17:38:56.736: I/BrowserProcessMain(14962): Initializing chromium process, renderers=0
12-12 17:38:56.746: W/chromium(14962): [WARNING:proxy_service.cc(888)] PAC support disabled because there is no system implementation