Hide protocol handler icon in location bar after user is done

chrome/browser/ui/views/content_setting_bubble_contents.h

 // Copyright (c) 2011 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_CONTENT_SETTING_BUBBLE_CONTENTS_H_
 #define CHROME_BROWSER_UI_VIEWS_CONTENT_SETTING_BUBBLE_CONTENTS_H_
 
 #include <list>
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "components/content_settings/core/common/content_settings_types.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/media_stream_request.h"
 #include "ui/base/models/combobox_model.h"
 #include "ui/views/bubble/bubble_dialog_delegate.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/combobox/combobox_listener.h"
 #include "ui/views/controls/link_listener.h"
 
 class ContentSettingBubbleModel;
 class Profile;
 
 namespace chrome {
 class ContentSettingBubbleViewsBridge;
 }
 
 namespace views {
-class LabelButton;
 class RadioButton;
 }
 
 // ContentSettingBubbleContents is used when the user turns on different kinds
 // of content blocking (e.g. "block images").  When viewing a page with blocked
 // content, icons appear in the omnibox corresponding to the content types that
 // were blocked, and the user can click one to get a bubble hosting a few
 // controls.  This class provides the content of that bubble.  In general,
 // these bubbles typically have a title, a pair of radio buttons for toggling
 // the blocking settings for the current site, a close button, and a link to
@@ skipping 11 matching lines @@
       views::View* anchor_view,
       views::BubbleBorder::Arrow arrow);
   ~ContentSettingBubbleContents() override;
 
   gfx::Size GetPreferredSize() const override;
 
  protected:
   // views::BubbleDialogDelegateView:
   void Init() override;
   View* CreateExtraView() override;
+  bool Accept() override;
+  bool Close() override;
   int GetDialogButtons() const override;
   base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
 
  private:
   // A combobox model that builds the contents of the media capture devices menu
   // in the content setting bubble.
   class MediaComboboxModel : public ui::ComboboxModel {
    public:
     explicit MediaComboboxModel(content::MediaStreamType type);
     ~MediaComboboxModel() override;
@@ skipping 37 matching lines @@
   std::unique_ptr<ContentSettingBubbleModel> content_setting_bubble_model_;
 
   // Some of our controls, so we can tell what's been clicked when we get a
   // message.
   ListItemLinks list_item_links_;
   typedef std::vector<views::RadioButton*> RadioGroup;
   RadioGroup radio_group_;
   views::Link* custom_link_;
   views::Link* manage_link_;
   views::Link* learn_more_link_;
-  views::LabelButton* close_button_;
 
   // Combobox models the bubble owns.
   std::list<MediaComboboxModel> combobox_models_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(ContentSettingBubbleContents);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_CONTENT_SETTING_BUBBLE_CONTENTS_H_