ash: Move shelf alignment and auto-hide calls from Shell to Shelf

ash/mus/context_menu_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/context_menu_mus.h"
 
 #include "ash/desktop_background/user_wallpaper_delegate.h"
 #include "ash/shelf/shelf.h"
 #include "ash/shelf/shelf_types.h"
 #include "ash/shell.h"
@@ skipping 11 matching lines @@
                          IDS_ASH_SHELF_CONTEXT_MENU_POSITION, &alignment_menu_);
 #if defined(OS_CHROMEOS)
   AddItemWithStringId(MENU_CHANGE_WALLPAPER, IDS_AURA_SET_DESKTOP_WALLPAPER);
 #endif
 }
 
 ContextMenuMus::~ContextMenuMus() {}
 
 bool ContextMenuMus::IsCommandIdChecked(int command_id) const {
   if (command_id == MENU_AUTO_HIDE)
-    return shelf_->GetAutoHideBehavior() == SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS;
+    return shelf_->auto_hide_behavior() == SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS;
   return false;
 }
 
 bool ContextMenuMus::IsCommandIdEnabled(int command_id) const {
   Shell* shell = Shell::GetInstance();
   if (command_id == MENU_CHANGE_WALLPAPER)
     return shell->user_wallpaper_delegate()->CanOpenSetWallpaperPage();
   return true;
 }
 
 bool ContextMenuMus::GetAcceleratorForCommandId(int command_id,
                                                 ui::Accelerator* accelerator) {
   return false;
 }
 
 void ContextMenuMus::ExecuteCommand(int command_id, int event_flags) {
   if (command_id == MENU_AUTO_HIDE) {
-    shelf_->SetAutoHideBehavior(shelf_->GetAutoHideBehavior() ==
+    shelf_->SetAutoHideBehavior(shelf_->auto_hide_behavior() ==
                                         SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS

[msw, 2016/05/27 22:36:40]

nit: git cl format? (not your CL's fault if wrong)

[James Cook, 2016/05/27 22:56:26]

This is the output of git cl format. :-(

                                     ? SHELF_AUTO_HIDE_BEHAVIOR_NEVER
                                     : SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS);
   } else if (command_id == MENU_CHANGE_WALLPAPER) {
     Shell::GetInstance()->user_wallpaper_delegate()->OpenSetWallpaperPage();
   }
 }
 
 }  // namespace ash