Open a login tab on captive portal detection on SSL loads.

chrome/browser/ui/tab_contents/tab_contents.h

Index: chrome/browser/ui/tab_contents/tab_contents.h
===================================================================
--- chrome/browser/ui/tab_contents/tab_contents.h	(revision 140753)
+++ chrome/browser/ui/tab_contents/tab_contents.h	(working copy)
@@ -55,6 +55,10 @@
 class SyncedTabDelegate;
 }
 
+namespace captive_portal {
+class CaptivePortalTabHelper;
+}
+
 namespace extensions {
 class WebNavigationTabObserver;
 }
@@ -142,6 +146,12 @@
     return bookmark_tab_helper_.get();
   }
 
+#if defined(ENABLE_CAPTIVE_PORTAL_DETECTION)
+  captive_portal::CaptivePortalTabHelper* captive_portal_tab_helper() {
+    return captive_portal_tab_helper_.get();
+  }
+#endif
+
   ConstrainedWindowTabHelper* constrained_window_tab_helper() {
     return constrained_window_tab_helper_.get();
   }
@@ -246,6 +256,9 @@
   scoped_ptr<AutomationTabHelper> automation_tab_helper_;
   scoped_ptr<BlockedContentTabHelper> blocked_content_tab_helper_;
   scoped_ptr<BookmarkTabHelper> bookmark_tab_helper_;
+#if defined(ENABLE_CAPTIVE_PORTAL_DETECTION)
+  scoped_ptr<captive_portal::CaptivePortalTabHelper> captive_portal_tab_helper_;
+#endif
   scoped_ptr<ConstrainedWindowTabHelper> constrained_window_tab_helper_;
   scoped_ptr<CoreTabHelper> core_tab_helper_;
   scoped_ptr<ExtensionTabHelper> extension_tab_helper_;