Remove LauncherItemController::type; use ShelfItems::type.

chrome/browser/ui/ash/launcher/extension_app_window_launcher_controller.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/extension_app_window_launcher_controller.h"
 
 #include "ash/aura/wm_window_aura.h"
 #include "ash/common/shelf/shelf_delegate.h"
 #include "ash/common/wm_shell.h"
 #include "ash/common/wm_window_property.h"
@@ skipping 147 matching lines @@
       app_controller_map_.find(app_shelf_id);
   ash::ShelfID shelf_id = 0;
 
   if (app_controller_iter != app_controller_map_.end()) {
     ExtensionAppWindowLauncherItemController* controller =
         app_controller_iter->second;
     DCHECK(controller->app_id() == app_id);
     shelf_id = controller->shelf_id();
     controller->AddAppWindow(app_window);
   } else {
-    LauncherItemController::Type type = LauncherItemController::TYPE_APP;
     std::string launch_id = GetLaunchId(app_window);
     ExtensionAppWindowLauncherItemController* controller =
-        new ExtensionAppWindowLauncherItemController(type, app_id, launch_id,
+        new ExtensionAppWindowLauncherItemController(app_id, launch_id,
                                                      owner());
     controller->AddAppWindow(app_window);
     // If there is already a shelf id mapped to this app_shelf_id (e.g. pinned),
     // use that shelf item.
     shelf_id =
         ash::WmShell::Get()->shelf_delegate()->GetShelfIDForAppIDAndLaunchID(
             app_id, launch_id);
 
     if (shelf_id == 0) {
       shelf_id = owner()->CreateAppLauncherItem(controller, app_id, status);
@@ skipping 53 matching lines @@
   WindowToAppShelfIdMap::iterator window_iter =
       window_to_app_shelf_id_map_.find(window);
   if (window_iter == window_to_app_shelf_id_map_.end())
     return nullptr;
   AppControllerMap::iterator app_controller_iter =
       app_controller_map_.find(window_iter->second);
   if (app_controller_iter == app_controller_map_.end())
     return nullptr;
   return app_controller_iter->second;
 }