Converts remaining usage of WmLayoutManager to aura::LayoutManager

ash/wm/window_positioning_utils.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 "ash/wm/window_positioning_utils.h"
 
 #include <algorithm>
 
 #include "ash/root_window_controller.h"
 #include "ash/screen_util.h"
@@ skipping 134 matching lines @@
         Shell::GetRootWindowControllerWithDisplayId(display.id());
     DCHECK(dst_root_window_controller);
     WmWindow* dst_root = dst_root_window_controller->GetWindow();
     DCHECK(dst_root);
     WmWindow* dst_container = nullptr;
     if (dst_root != window->GetRootWindow()) {
       int container_id = window->GetParent()->aura_window()->id();
       // All containers that uses screen coordinates must have valid window ids.
       DCHECK_GE(container_id, 0);
       // Don't move modal background.
-      if (!SystemModalContainerLayoutManager::IsModalBackground(window))
+      if (!SystemModalContainerLayoutManager::IsModalBackground(
+              window->aura_window()))
         dst_container = dst_root->GetChildByShellWindowId(container_id);
     }
 
     if (dst_container && window->GetParent() != dst_container) {
       WmWindow* focused = WmWindow::Get(GetFocusedWindow());
       WmWindow* active = WmWindow::Get(GetActiveWindow());
 
       aura::WindowTracker tracker;
       if (focused)
         tracker.Add(focused->aura_window());
@@ skipping 29 matching lines @@
   }
   gfx::Point origin(bounds_in_screen.origin());
   const gfx::Point display_origin =
       window->GetDisplayNearestWindow().bounds().origin();
   origin.Offset(-display_origin.x(), -display_origin.y());
   window->SetBounds(gfx::Rect(origin, bounds_in_screen.size()));
 }
 
 }  // namespace wm
 }  // namespace ash