Notify about major session changes events.

chrome/browser/ui/ash/session_state_delegate_views.cc

Index: chrome/browser/ui/ash/session_state_delegate_views.cc
diff --git a/chrome/browser/ui/ash/session_state_delegate_views.cc b/chrome/browser/ui/ash/session_state_delegate_views.cc
index ca41656fafbb806832d7fa83984d66b8ed804fa4..e3e86b17dfcfb80b59885a46b713163f67331097 100644
--- a/chrome/browser/ui/ash/session_state_delegate_views.cc
+++ b/chrome/browser/ui/ash/session_state_delegate_views.cc
@@ -66,6 +66,11 @@ bool SessionStateDelegate::IsUserSessionBlocked() const {
   return false;
 }
 
+ash::SessionStateDelegate::SessionState SessionStateDelegate::GetSessionState()
+    const {
+  return SESSION_STATE_ACTIVE;
+}
+
 const base::string16 SessionStateDelegate::GetUserDisplayName(
     ash::MultiProfileIndex index) const {
   NOTIMPLEMENTED();