ash: Remove ash::Shelf in favor of ash::WmShelf

chrome/browser/ui/ash/launcher/chrome_launcher_controller_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 "chrome/browser/ui/ash/launcher/chrome_launcher_controller_mus.h"
 
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/launcher/chrome_mash_shelf_controller.h"
 
 // static
@@ skipping 206 matching lines @@
   return nullptr;
 }
 
 LauncherItemController* ChromeLauncherControllerMus::GetLauncherItemController(
     const ash::ShelfID id) {
   NOTIMPLEMENTED();
   return nullptr;
 }
 
 bool ChromeLauncherControllerMus::ShelfBoundsChangesProbablyWithUser(
-    ash::Shelf* shelf,
+    ash::WmShelf* shelf,
     const AccountId& account_id) const {
   NOTIMPLEMENTED();
   return false;
 }
 
 void ChromeLauncherControllerMus::OnUserProfileReadyToSwitch(Profile* profile) {
   NOTIMPLEMENTED();
 }
 
 ArcAppDeferredLauncherController*
 ChromeLauncherControllerMus::GetArcDeferredLauncher() {
   NOTIMPLEMENTED();
   return nullptr;
 }