Rename Launcher to Shelf.

ash/shell.h

 // 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.
 
 #ifndef ASH_SHELL_H_
 #define ASH_SHELL_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 66 matching lines @@
 
 class AcceleratorController;
 class AccessibilityDelegate;
 class AshNativeCursorManager;
 class AutoclickController;
 class CapsLockDelegate;
 class DesktopBackgroundController;
 class DisplayController;
 class FirstRunHelper;
 class HighContrastController;
-class Launcher;
-class ShelfDelegate;
 class LockStateController;
 class MagnificationController;
 class MediaDelegate;
 class MruWindowTracker;
 class NestedDispatcherController;
 class NewWindowDelegate;
 class PartialMagnificationController;
 class PowerButtonController;
 class RootWindowHostFactory;
 class ScreenAsh;
 class SessionStateDelegate;
+class Shelf;
+class ShelfDelegate;
 class ShelfItemDelegateManager;
 class ShelfModel;
 class ShellDelegate;
 class ShellObserver;
 class StickyKeys;
 class SystemTray;
 class SystemTrayDelegate;
 class SystemTrayNotifier;
 class UserActivityDetector;
 class UserWallpaperDelegate;
@@ skipping 167 matching lines @@
   // TODO(oshima): Investigate if we can merge this and |OnLoginStateChanged|.
   void UpdateAfterLoginStatusChange(user::LoginStatus status);
 
   // Called when the application is exiting.
   void OnAppTerminating();
 
   // Called when the screen is locked (after the lock window is visible) or
   // unlocked.
   void OnLockStateChanged(bool locked);
 
-  // Initializes |launcher_|.  Does nothing if it's already initialized.
-  void CreateLauncher();
+  // Initializes |shelf_|.  Does nothing if it's already initialized.
+  void CreateShelf();
 
   // Creates virtual keyboard. Deletes the old virtual keyboard if it's already
   // exist.
   void CreateKeyboard();
 
   // Show shelf view if it was created hidden (before session has started).
-  void ShowLauncher();
+  void ShowShelf();
 
   // Adds/removes observer.
   void AddShellObserver(ShellObserver* observer);
   void RemoveShellObserver(ShellObserver* observer);
 
   keyboard::KeyboardController* keyboard_controller() {
     return keyboard_controller_.get();
   }
 
   AcceleratorController* accelerator_controller() {
@@ skipping 396 matching lines @@
   bool simulate_modal_window_open_for_testing_;
 
   bool is_touch_hud_projection_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_