Add throbber and status text to WebBluetooth chooser UI on non-Mac desktops

chrome/browser/ui/views/extensions/chooser_dialog_view.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_EXTENSIONS_CHOOSER_DIALOG_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_CHOOSER_DIALOG_VIEW_H_
 
 #include <memory>
 
 #include "base/macros.h"
-#include "ui/views/controls/styled_label_listener.h"
 #include "ui/views/controls/table/table_view_observer.h"
 #include "ui/views/window/dialog_delegate.h"
 
 class ChooserContentView;
 class ChooserController;
 
 namespace views {
 class TableView;
 }
 
 // Displays a chooser view as a modal dialog constrained
 // to the window/tab displaying the given web contents.
 class ChooserDialogView : public views::DialogDelegateView,
-                          public views::StyledLabelListener,
                           public views::TableViewObserver {
  public:
   explicit ChooserDialogView(
       std::unique_ptr<ChooserController> chooser_controller);
   ~ChooserDialogView() override;
 
   // views::WidgetDelegate:
   base::string16 GetWindowTitle() const override;
   bool ShouldShowCloseButton() const override;
   ui::ModalType GetModalType() const override;
 
   // views::DialogDelegate:
   base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
   bool IsDialogButtonEnabled(ui::DialogButton button) const override;
+  views::View* CreateExtraView() override;
   views::View* CreateFootnoteView() override;
   bool Accept() override;
   bool Cancel() override;
   bool Close() override;
 
   // views::DialogDelegateView:
   views::View* GetContentsView() override;
   views::Widget* GetWidget() override;
   const views::Widget* GetWidget() const override;
 
-  // views::StyledLabelListener:
-  void StyledLabelLinkClicked(views::StyledLabel* label,
-                              const gfx::Range& range,
-                              int event_flags) override;
-
   // views::TableViewObserver:
   void OnSelectionChanged() override;
 
   views::TableView* table_view_for_test() const;
 
  private:
   ChooserContentView* chooser_content_view_;
 
   DISALLOW_COPY_AND_ASSIGN(ChooserDialogView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_CHOOSER_DIALOG_VIEW_H_