ash: Rename more Launcher classes to Shelf*.

ash/shelf/app_list_shelf_item_delegate.h

Index: ash/shelf/app_list_shelf_item_delegate.h
diff --git a/ash/shelf/app_list_shelf_item_delegate.h b/ash/shelf/app_list_shelf_item_delegate.h
index 750a84bbb829e638b67c288f93e9d221bf10336e..68bb41bff5878842152685f3d14584bde986be12 100644
--- a/ash/shelf/app_list_shelf_item_delegate.h
+++ b/ash/shelf/app_list_shelf_item_delegate.h
@@ -5,25 +5,24 @@
 #ifndef ASH_SHELF_APP_LIST_SHELF_ITEM_DELEGATE_H_
 #define ASH_SHELF_APP_LIST_SHELF_ITEM_DELEGATE_H_
 
-#include "ash/launcher/launcher_item_delegate.h"
+#include "ash/shelf/shelf_item_delegate.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 
 namespace ash {
 namespace internal {
 
-// LauncherItemDelegate for TYPE_APP_LIST.
-class AppListShelfItemDelegate : public LauncherItemDelegate {
+// ShelfItemDelegate for TYPE_APP_LIST.
+class AppListShelfItemDelegate : public ShelfItemDelegate {
  public:
   AppListShelfItemDelegate();
 
   virtual ~AppListShelfItemDelegate();
 
-  // ash::LauncherItemDelegate overrides:
+  // ShelfItemDelegate:
   virtual bool ItemSelected(const ui::Event& event) OVERRIDE;
   virtual base::string16 GetTitle() OVERRIDE;
-  virtual ui::MenuModel* CreateContextMenu(
-      aura::Window* root_window) OVERRIDE;
+  virtual ui::MenuModel* CreateContextMenu(aura::Window* root_window) OVERRIDE;
   virtual LauncherMenuModel* CreateApplicationMenu(int event_flags) OVERRIDE;
   virtual bool IsDraggable() OVERRIDE;
   virtual bool ShouldShowTooltip() OVERRIDE;