ChromeOS: Implement CaptivePortalAuthenticationIgnoresProxy policy.

chrome/browser/chromeos/net/network_portal_notification_controller.h

Index: chrome/browser/chromeos/net/network_portal_notification_controller.h
diff --git a/chrome/browser/chromeos/net/network_portal_notification_controller.h b/chrome/browser/chromeos/net/network_portal_notification_controller.h
index 10c1984e3d62baa8c40d0aa693a861bd030a54b3..5470f9f92f9ef541e0c5fb8ee986d969dd91c0fd 100644
--- a/chrome/browser/chromeos/net/network_portal_notification_controller.h
+++ b/chrome/browser/chromeos/net/network_portal_notification_controller.h
@@ -63,9 +63,19 @@ class NetworkPortalNotificationController
   // Creates NetworkPortalWebDialog.
   void ShowDialog();
 
+  // Destroys NetworkPortalWebDialog.
+  void CloseDialog();
+
   // NULLifies reference to the active dialog.
   void OnDialogDestroyed(const NetworkPortalWebDialog* dialog);
 
+  // Ignores "No network" errors in browser tests.
+  void SetIgnoreNoNetworkForTesting();
+
+  // Browser tests should be able to verify that NetworkPortalWebDialog is
+  // shown.
+  const NetworkPortalWebDialog* GetDialogForTesting() const;
+
  private:
   // Creates the default notification informing the user that a captive portal
   // has been detected. On click the captive portal login page is opened in the
@@ -96,6 +106,9 @@ class NetworkPortalNotificationController
   // Currently displayed authorization dialog, or NULL if none.
   NetworkPortalWebDialog* dialog_;
 
+  // Do not close Portal Login dialog on "No network" error in browser tests.
+  bool ignore_no_network_for_testing_;
+
   DISALLOW_COPY_AND_ASSIGN(NetworkPortalNotificationController);
 };