Refactor ShouldLockScreenBeforeSuspending to ShouldLockScreenAutomatically

ash/mus/bridge/wm_shell_mus.cc

Index: ash/mus/bridge/wm_shell_mus.cc
diff --git a/ash/mus/bridge/wm_shell_mus.cc b/ash/mus/bridge/wm_shell_mus.cc
index 2708dd85a099f74b2af54e7394e2b75c358a5ce4..d55d2fda73f9db9e0836978988c877d2db5d5ad5 100644
--- a/ash/mus/bridge/wm_shell_mus.cc
+++ b/ash/mus/bridge/wm_shell_mus.cc
@@ -64,7 +64,7 @@ class SessionStateDelegateStub : public SessionStateDelegate {
   bool IsActiveUserSessionStarted() const override { return true; }
   bool CanLockScreen() const override { return true; }
   bool IsScreenLocked() const override { return screen_locked_; }
-  bool ShouldLockScreenBeforeSuspending() const override { return false; }
+  bool ShouldLockScreenAutomatically() const override { return false; }
   void LockScreen() override {
     screen_locked_ = true;
     NOTIMPLEMENTED();