ash: Rename LauncherModel to ShelfModel.

ash/launcher/launcher_item_delegate_manager.cc

 // Copyright 2013 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 "ash/launcher/launcher_item_delegate_manager.h"
 
 #include "ash/launcher/launcher_item_delegate.h"
-#include "ash/launcher/launcher_model.h"
+#include "ash/shelf/shelf_model.h"
 #include "ash/shell.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 
 namespace ash {
 
-LauncherItemDelegateManager::LauncherItemDelegateManager(
-    ash::LauncherModel* model) : model_(model) {
+LauncherItemDelegateManager::LauncherItemDelegateManager(ShelfModel* model)
+    : model_(model) {
   DCHECK(model_);
   model_->AddObserver(this);
 }
 
 LauncherItemDelegateManager::~LauncherItemDelegateManager() {
   model_->RemoveObserver(this);
   STLDeleteContainerPairSecondPointers(id_to_item_delegate_map_.begin(),
                                        id_to_item_delegate_map_.end());
 }
 
@@ skipping 38 matching lines @@
 
 void LauncherItemDelegateManager::RemoveLauncherItemDelegate(
     ash::LauncherID id) {
   if (id_to_item_delegate_map_.find(id) != id_to_item_delegate_map_.end()) {
     delete id_to_item_delegate_map_[id];
     id_to_item_delegate_map_.erase(id);
   }
 }
 
 }  // namespace ash