chromeos: Rename ash::WmShelf to Shelf

ash/mus/context_menu_mus.cc

Index: ash/mus/context_menu_mus.cc
diff --git a/ash/mus/context_menu_mus.cc b/ash/mus/context_menu_mus.cc
index 1bf25850c25e8a480878880c92324780c90adec5..0d81f48a87abb3f9f79006003bcec992638055b1 100644
--- a/ash/mus/context_menu_mus.cc
+++ b/ash/mus/context_menu_mus.cc
@@ -5,7 +5,7 @@
 #include "ash/mus/context_menu_mus.h"
 
 #include "ash/public/cpp/shelf_types.h"
-#include "ash/shelf/wm_shelf.h"
+#include "ash/shelf/shelf.h"
 #include "ash/shell.h"
 #include "ash/strings/grit/ash_strings.h"
 #include "ash/wallpaper/wallpaper_controller.h"
@@ -13,10 +13,8 @@
 
 namespace ash {
 
-ContextMenuMus::ContextMenuMus(WmShelf* wm_shelf)
-    : ui::SimpleMenuModel(nullptr),
-      wm_shelf_(wm_shelf),
-      alignment_menu_(wm_shelf) {
+ContextMenuMus::ContextMenuMus(Shelf* shelf)
+    : ui::SimpleMenuModel(nullptr), shelf_(shelf), alignment_menu_(shelf) {
   set_delegate(this);
   AddCheckItemWithStringId(MENU_AUTO_HIDE,
                            IDS_ASH_SHELF_CONTEXT_MENU_AUTO_HIDE);
@@ -29,7 +27,7 @@ ContextMenuMus::~ContextMenuMus() {}
 
 bool ContextMenuMus::IsCommandIdChecked(int command_id) const {
   if (command_id == MENU_AUTO_HIDE)
-    return wm_shelf_->auto_hide_behavior() == SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS;
+    return shelf_->auto_hide_behavior() == SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS;
   return false;
 }
 
@@ -41,10 +39,10 @@ bool ContextMenuMus::IsCommandIdEnabled(int command_id) const {
 
 void ContextMenuMus::ExecuteCommand(int command_id, int event_flags) {
   if (command_id == MENU_AUTO_HIDE) {
-    wm_shelf_->SetAutoHideBehavior(wm_shelf_->auto_hide_behavior() ==
-                                           SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS
-                                       ? SHELF_AUTO_HIDE_BEHAVIOR_NEVER
-                                       : SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS);
+    shelf_->SetAutoHideBehavior(shelf_->auto_hide_behavior() ==
+                                        SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS
+                                    ? SHELF_AUTO_HIDE_BEHAVIOR_NEVER
+                                    : SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS);
   } else if (command_id == MENU_CHANGE_WALLPAPER) {
     Shell::Get()->wallpaper_controller()->OpenSetWallpaperPage();
   }