Rename Launcher to Shelf.

ash/system/web_notification/web_notification_tray.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_SYSTEM_WEB_NOTIFICATION_WEB_NOTIFICATION_TRAY_H_
 #define ASH_SYSTEM_WEB_NOTIFICATION_WEB_NOTIFICATION_TRAY_H_
 
 #include "ash/ash_export.h"
 #include "ash/system/tray/tray_background_view.h"
 #include "ash/system/user/login_status.h"
@@ skipping 44 matching lines @@
  public:
   explicit WebNotificationTray(
       internal::StatusAreaWidget* status_area_widget);
   virtual ~WebNotificationTray();
 
   // Sets the height of the system tray from the edge of the work area so that
   // the notification popups don't overlap with the tray. Passes 0 if no UI is
   // shown in the system tray side.
   void SetSystemTrayHeight(int height);
 
-  // Returns true if it should block the auto hide behavior of the launcher.
-  bool ShouldBlockLauncherAutoHide() const;
+  // Returns true if it should block the auto hide behavior of the shelf.
+  bool ShouldBlockShelfAutoHide() const;
 
   // Returns true if the message center bubble is visible.
   bool IsMessageCenterBubbleVisible() const;
 
   // Returns true if the mouse is inside the notification bubble.
   bool IsMouseInNotificationBubble() const;
 
   // Shows the message center bubble.
   void ShowMessageCenterBubble();
 
@@ skipping 102 matching lines @@
 
   // Observes the work area for |popup_collection_| and notifies to it.
   scoped_ptr<internal::WorkAreaObserver> work_area_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(WebNotificationTray);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_WEB_NOTIFICATION_WEB_NOTIFICATION_TRAY_H_