ash: Add GetItemIndexForType() function to ShelfModel.

ash/shell.cc

 // 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.
 
 #include "ash/shell.h"
 
 #include <algorithm>
 #include <string>
 
 #include "ash/accelerators/accelerator_controller.h"
@@ skipping 24 matching lines @@
 #include "ash/magnifier/magnification_controller.h"
 #include "ash/magnifier/partial_magnification_controller.h"
 #include "ash/media_delegate.h"
 #include "ash/new_window_delegate.h"
 #include "ash/root_window_controller.h"
 #include "ash/screen_ash.h"
 #include "ash/session_state_delegate.h"
 #include "ash/shelf/app_list_shelf_item_delegate.h"
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shelf/shelf_model.h"
-#include "ash/shelf/shelf_model_util.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell_delegate.h"
 #include "ash/shell_factory.h"
 #include "ash/shell_window_ids.h"
 #include "ash/system/locale/locale_notification_controller.h"
 #include "ash/system/status_area_widget.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/system_tray_notifier.h"
 #include "ash/wm/app_list_controller.h"
 #include "ash/wm/ash_focus_rules.h"
@@ skipping 436 matching lines @@
     launcher_item_delegate_manager_.reset(
         new LauncherItemDelegateManager(shelf_model_.get()));
 
     launcher_delegate_.reset(
         delegate_->CreateLauncherDelegate(shelf_model_.get()));
     scoped_ptr<LauncherItemDelegate> controller(
         new internal::AppListShelfItemDelegate);
 
     // Finding the shelf model's location of the app list and setting its
     // LauncherItemDelegate.
-    int app_list_index = GetShelfItemIndexForType(TYPE_APP_LIST, *shelf_model_);
+    int app_list_index = shelf_model_->GetItemIndexForType(TYPE_APP_LIST);
     DCHECK_GE(app_list_index, 0);
     LauncherID app_list_id = shelf_model_->items()[app_list_index].id;
     DCHECK(app_list_id);
     launcher_item_delegate_manager_->SetLauncherItemDelegate(
         app_list_id,
         controller.Pass());
   }
   return launcher_delegate_.get();
 }
 
@@ skipping 476 matching lines @@
 ////////////////////////////////////////////////////////////////////////////////
 // Shell, aura::client::ActivationChangeObserver implementation:
 
 void Shell::OnWindowActivated(aura::Window* gained_active,
                               aura::Window* lost_active) {
   if (gained_active)
     target_root_window_ = gained_active->GetRootWindow();
 }
 
 }  // namespace ash