Added in-session captive portal notification.

chromeos/chromeos_switches.h

Index: chromeos/chromeos_switches.h
diff --git a/chromeos/chromeos_switches.h b/chromeos/chromeos_switches.h
index eb23bf3c8e74624120a778e125251f1635027e2a..e34353bd087427c9d0568c37fad9d0b4d39ac395 100644
--- a/chromeos/chromeos_switches.h
+++ b/chromeos/chromeos_switches.h
@@ -34,6 +34,7 @@ CHROMEOS_EXPORT extern const char kDisableGeniusApp[];
 CHROMEOS_EXPORT extern const char kDisableIMEModeIndicator[];
 CHROMEOS_EXPORT extern const char kDisableLocalAccounts[];
 CHROMEOS_EXPORT extern const char kDisableLoginAnimations[];
+CHROMEOS_EXPORT extern const char kDisableNetworkPortalNotification[];
 CHROMEOS_EXPORT extern const char kDisableNewChannelSwitcherUI[];
 CHROMEOS_EXPORT extern const char kDisableNewKioskUI[];
 CHROMEOS_EXPORT extern const char kDisableOOBEBlockingUpdate[];
@@ -45,6 +46,7 @@ CHROMEOS_EXPORT extern const char kEchoExtensionPath[];
 CHROMEOS_EXPORT extern const char kEnableBackgroundLoader[];
 CHROMEOS_EXPORT extern const char kEnableCarrierSwitching[];
 CHROMEOS_EXPORT extern const char kEnableKioskMode[];
+CHROMEOS_EXPORT extern const char kEnableNetworkPortalNotification[];
 CHROMEOS_EXPORT extern const char kEnableRequestTabletSite[];
 CHROMEOS_EXPORT extern const char kEnableStubInteractive[];
 CHROMEOS_EXPORT extern const char kEnableStubPortalledWifi[];