Hide AXPlatformNode on ChromeOS.

ui/views/controls/native/native_view_host.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 "ui/views/controls/native/native_view_host.h"
 
 #include "base/logging.h"
 #include "ui/base/cursor/cursor.h"
 #include "ui/gfx/canvas.h"
-#include "ui/views/accessibility/native_view_accessibility.h"
+#include "ui/views/accessibility/native_view_accessibility_base.h"
 #include "ui/views/controls/native/native_view_host_wrapper.h"
 #include "ui/views/widget/widget.h"
 
 namespace views {
 
 // static
 const char NativeViewHost::kViewClassName[] = "NativeViewHost";
 const char kWidgetNativeViewHostKey[] = "WidgetNativeViewHost";
 
 ////////////////////////////////////////////////////////////////////////////////
@@ skipping 189 matching lines @@
   Widget::Widgets widgets;
   Widget::GetAllChildWidgets(native_view(), &widgets);
   for (Widget::Widgets::iterator i = widgets.begin(); i != widgets.end(); ++i) {
     focus_manager->ViewRemoved((*i)->GetRootView());
     if (!focus_manager->GetFocusedView())
       return;
   }
 }
 
 }  // namespace views