Prevent a user from hiding the shelf via a gesture when there are no visible windows part 2

ash/wm/status_area_layout_manager.cc

 // Copyright (c) 2012 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/status_area_layout_manager.h"
 
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/system/status_area_widget.h"
 #include "base/auto_reset.h"
@@ skipping 52 matching lines @@
 
   SetChildBoundsDirect(child, requested_bounds);
   LayoutStatusArea();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // StatusAreaLayoutManager, private:
 
 void StatusAreaLayoutManager::LayoutStatusArea() {
   // Shelf layout manager may be already doing layout.
-  if (shelf_->shelf_layout_manager()->in_layout())
+  if (shelf_->shelf_layout_manager()->updating_bounds())
     return;
 
   base::AutoReset<bool> auto_reset_in_layout(&in_layout_, true);
   shelf_->shelf_layout_manager()->LayoutShelf();
 }
 
 }  // namespace internal
 }  // namespace ash