Replace kCanMaximize/Minimize/Resize with kResizeBehavior.

ui/views/mus/mus_client.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 "ui/views/mus/mus_client.h"
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "services/service_manager/public/cpp/connection.h"
 #include "services/service_manager/public/cpp/connector.h"
@@ skipping 97 matching lines @@
           static_cast<PrimitiveType>(init_params.keep_on_top));
 
   if (!Widget::RequiresNonClientView(init_params.type))
     return properties;
 
   if (init_params.delegate) {
     if (properties.count(ui::mojom::WindowManager::kResizeBehavior_Property) ==
         0) {
       properties[ui::mojom::WindowManager::kResizeBehavior_Property] =
           mojo::ConvertTo<std::vector<uint8_t>>(static_cast<PrimitiveType>(
-              DesktopWindowTreeHostMus::GetResizeBehaviorFromDelegate(
-                  init_params.delegate)));
+              init_params.delegate->GetResizeBehavior()));
     }
 
     // TODO(crbug.com/667566): Support additional scales or gfx::Image[Skia].
     gfx::ImageSkia app_icon = init_params.delegate->GetWindowAppIcon();
     SkBitmap app_bitmap = app_icon.GetRepresentation(1.f).sk_bitmap();
     if (!app_bitmap.isNull()) {
       properties[ui::mojom::WindowManager::kAppIcon_Property] =
           mojo::ConvertTo<std::vector<uint8_t>>(app_bitmap);
     }
     // TODO(crbug.com/667566): Support additional scales or gfx::Image[Skia].
@@ skipping 123 matching lines @@
       return root->GetTopWindowContainingPoint(relative_point);
   }
   return nullptr;
 }
 
 std::unique_ptr<OSExchangeData::Provider> MusClient::BuildProvider() {
   return base::MakeUnique<aura::OSExchangeDataProviderMus>();
 }
 
 }  // namespace views