Refactors DockedWindowLayoutManager in terms of ash/wm/common

chrome/browser/ui/ash/launcher/chrome_mash_shelf_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/chrome_mash_shelf_controller.h"
 
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/chrome_launcher_prefs.h"
 #include "chrome/grit/theme_resources.h"
 #include "content/public/common/mojo_shell_connection.h"
@@ skipping 78 matching lines @@
   // Start observing the shelf now that it has been initialized.
   mash::shelf::mojom::ShelfObserverAssociatedPtrInfo ptr_info;
   observer_binding_.Bind(&ptr_info, shelf_controller_.associated_group());
   shelf_controller_->AddObserver(std::move(ptr_info));
 }
 
 void ChromeMashShelfController::OnAlignmentChanged(
     mash::shelf::mojom::Alignment alignment) {
   ash::SetShelfAlignmentPref(ProfileManager::GetActiveUserProfile()->GetPrefs(),
                              gfx::Screen::GetScreen()->GetPrimaryDisplay().id(),
-                             static_cast<ash::ShelfAlignment>(alignment));
+                             static_cast<ash::wm::ShelfAlignment>(alignment));
 }
 
 void ChromeMashShelfController::OnAutoHideBehaviorChanged(
     mash::shelf::mojom::AutoHideBehavior auto_hide) {
   ash::SetShelfAutoHideBehaviorPref(
       ProfileManager::GetActiveUserProfile()->GetPrefs(),
       gfx::Screen::GetScreen()->GetPrimaryDisplay().id(),
       static_cast<ash::ShelfAutoHideBehavior>(auto_hide));
 }