[forbots] IWYU for ax_enums.h

chrome/browser/ui/views/location_bar/open_pdf_in_reader_view.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 "chrome/browser/ui/views/location_bar/open_pdf_in_reader_view.h"
 
 #include "chrome/browser/ui/views/open_pdf_in_reader_bubble_view.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/pdf/browser/open_pdf_in_reader_prompt_client.h"
 #include "components/pdf/browser/pdf_web_contents_helper.h"
 #include "grit/theme_resources.h"
+#include "ui/accessibility/ax_enums.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/material_design/material_design_controller.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/paint_vector_icon.h"
 #include "ui/gfx/vector_icons_public.h"
 #include "ui/native_theme/native_theme.h"
 #include "ui/views/widget/widget.h"
 
@@ skipping 73 matching lines @@
   }
 }
 
 void OpenPDFInReaderView::OnWidgetDestroying(views::Widget* widget) {
   if (!bubble_)
     return;
 
   bubble_->GetWidget()->RemoveObserver(this);
   bubble_ = NULL;
 }