Refactor ShouldLockScreenBeforeSuspending to ShouldLockScreenAutomatically

ash/shell/shell_delegate_impl.cc

 // Copyright (c) 2012 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/shell/shell_delegate_impl.h"
 
 #include "ash/app_list/app_list_presenter_delegate_factory.h"
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/default_accessibility_delegate.h"
 #include "ash/common/gpu_support_stub.h"
@@ skipping 106 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 {
     shell::CreateLockScreen();
     screen_locked_ = true;
     Shell::GetInstance()->UpdateShelfVisibility();
   }
   void UnlockScreen() override {
     screen_locked_ = false;
     Shell::GetInstance()->UpdateShelfVisibility();
   }
   bool IsUserSessionBlocked() const override {
@@ skipping 152 matching lines @@
 base::string16 ShellDelegateImpl::GetProductName() const {
   return base::string16();
 }
 
 gfx::Image ShellDelegateImpl::GetDeprecatedAcceleratorImage() const {
   return gfx::Image();
 }
 
 }  // namespace shell
 }  // namespace ash