Add policy for ash launcher auto-hide behavior

ash/shell.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.h"
 
 #include <algorithm>
 #include <string>
 
 #include "ash/accelerators/focus_manager_factory.h"
@@ skipping 715 matching lines @@
 void Shell::SetShelfAutoHideBehavior(ShelfAutoHideBehavior behavior,
                                      aura::RootWindow* root_window) {
   GetRootWindowController(root_window)->SetShelfAutoHideBehavior(behavior);
 }
 
 ShelfAutoHideBehavior Shell::GetShelfAutoHideBehavior(
     aura::RootWindow* root_window) const {
   return GetRootWindowController(root_window)->GetShelfAutoHideBehavior();
 }
 
-bool Shell::IsShelfAutoHideMenuHideChecked(aura::RootWindow* root_window) {
-  return GetRootWindowController(root_window)->GetShelfAutoHideBehavior() ==
-      ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS;
-}
-
-ShelfAutoHideBehavior Shell::GetToggledShelfAutoHideBehavior(
-    aura::RootWindow* root_window) {
-  return GetRootWindowController(root_window)->
-      GetToggledShelfAutoHideBehavior();
-}
-
 void Shell::SetShelfAlignment(ShelfAlignment alignment,
                               aura::RootWindow* root_window) {
   if (GetRootWindowController(root_window)->SetShelfAlignment(alignment))
     FOR_EACH_OBSERVER(ShellObserver, observers_, OnShelfAlignmentChanged());
 }
 
 ShelfAlignment Shell::GetShelfAlignment(aura::RootWindow* root_window) {
   return GetRootWindowController(root_window)->GetShelfAlignment();
 }
 
@@ skipping 147 matching lines @@
 
 bool Shell::CanAcceptEvents() {
   return true;
 }
 
 ui::EventTarget* Shell::GetParentTarget() {
   return NULL;
 }
 
 }  // namespace ash