ash: Use session_manager::SessionState

ash/shell/shell_delegate_impl.cc

Index: ash/shell/shell_delegate_impl.cc
diff --git a/ash/shell/shell_delegate_impl.cc b/ash/shell/shell_delegate_impl.cc
index 046458fd42b969feebcb0431298cade94bf04cdb..4a90a91e3995ad9211fc70b65a1f7d918d6d4298 100644
--- a/ash/shell/shell_delegate_impl.cc
+++ b/ash/shell/shell_delegate_impl.cc
@@ -139,8 +139,8 @@ class SessionStateDelegateImpl : public SessionStateDelegate {
   }
   SessionState GetSessionState() const override {
     // Assume that if session is not active we're at login.
-    return IsActiveUserSessionStarted() ? SESSION_STATE_ACTIVE
-                                        : SESSION_STATE_LOGIN_PRIMARY;
+    return IsActiveUserSessionStarted() ? SessionState::ACTIVE
+                                        : SessionState::LOGIN_PRIMARY;
   }
   const user_manager::UserInfo* GetUserInfo(UserIndex index) const override {
     return user_info_.get();