ash: Use session_manager::SessionState

ash/common/wm/maximize_mode/maximize_mode_event_handler.cc

Index: ash/common/wm/maximize_mode/maximize_mode_event_handler.cc
diff --git a/ash/common/wm/maximize_mode/maximize_mode_event_handler.cc b/ash/common/wm/maximize_mode/maximize_mode_event_handler.cc
index b852f526cdd35f8f3dbdf5f2f8cf5b0ac8a1faba..8edb1d0d2d9a7c7a863c67fabc33d723435cd1d3 100644
--- a/ash/common/wm/maximize_mode/maximize_mode_event_handler.cc
+++ b/ash/common/wm/maximize_mode/maximize_mode_event_handler.cc
@@ -33,8 +33,7 @@ bool MaximizeModeEventHandler::ToggleFullscreen(const ui::TouchEvent& event) {
       WmShell::Get()->GetSessionStateDelegate();
 
   if (delegate->IsScreenLocked() ||
-      delegate->GetSessionState() !=
-          SessionStateDelegate::SESSION_STATE_ACTIVE) {
+      delegate->GetSessionState() != session_manager::SessionState::ACTIVE) {
     return false;
   }