Use mojo Shelf interfaces for both mash and classic ash.

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 35 matching lines @@
   std::string app_id = app_window->extension_id();
   std::string launch_id = GetLaunchId(app_window);
   return app_id + launch_id;
 }
 
 }  // namespace
 
 ExtensionAppWindowLauncherController::ExtensionAppWindowLauncherController(
     ChromeLauncherController* owner)
     : AppWindowLauncherController(owner) {
-  AppWindowRegistry* registry = AppWindowRegistry::Get(owner->GetProfile());
+  AppWindowRegistry* registry = AppWindowRegistry::Get(owner->profile());
   registry_.insert(registry);
   registry->AddObserver(this);
 }
 
 ExtensionAppWindowLauncherController::~ExtensionAppWindowLauncherController() {
   for (std::set<AppWindowRegistry*>::iterator it = registry_.begin();
        it != registry_.end(); ++it)
     (*it)->RemoveObserver(this);
 
   for (WindowToAppShelfIdMap::iterator iter =
@@ skipping 157 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;
 }