Refactor ShouldLockScreenBeforeSuspending to ShouldLockScreenAutomatically

ash/mus/shell_delegate_mus.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/mus/shell_delegate_mus.h"
 
 #include <utility>
 
 #include "ash/common/gpu_support_stub.h"
 #include "ash/common/media_delegate.h"
@@ skipping 30 matching lines @@
 
   // SessionStateDelegate:
   int GetMaximumNumberOfLoggedInUsers() const override { return 3; }
   int NumberOfLoggedInUsers() const override {
     // ash_shell has 2 users.
     return 2;
   }
   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();
   }
   void UnlockScreen() override {
     NOTIMPLEMENTED();
     screen_locked_ = false;
   }
   bool IsUserSessionBlocked() const override { return false; }
   session_manager::SessionState GetSessionState() const override {
@@ skipping 168 matching lines @@
   NOTIMPLEMENTED();
   return base::string16();
 }
 
 gfx::Image ShellDelegateMus::GetDeprecatedAcceleratorImage() const {
   NOTIMPLEMENTED();
   return gfx::Image();
 }
 
 }  // namespace ash