IsNetworkBehindCaptivePortal 291 ash/system/tray/default_system_tray_delegate.cc bool DefaultSystemTrayDelegate::IsNetworkBehindCaptivePortal( IsNetworkBehindCaptivePortal 906 chrome/browser/ui/ash/system_tray_delegate_chromeos.cc bool SystemTrayDelegateChromeOS::IsNetworkBehindCaptivePortal( IsNetworkBehindCaptivePortal 288 chrome/browser/ui/ash/system_tray_delegate_win.cc virtual bool IsNetworkBehindCaptivePortal(