Add a Certificate Viewer link to the Page Info dropdown

chrome/browser/ui/views/page_info/page_info_popup_view.h

Index: chrome/browser/ui/views/page_info/page_info_popup_view.h
diff --git a/chrome/browser/ui/views/page_info/page_info_popup_view.h b/chrome/browser/ui/views/page_info/page_info_popup_view.h
index c8843627be5827c6c3d7f830ad43e9ad035768e4..c9ed66f25af0105ac7b310b8354cf2d0e2ac9ab3 100644
--- a/chrome/browser/ui/views/page_info/page_info_popup_view.h
+++ b/chrome/browser/ui/views/page_info/page_info_popup_view.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_UI_VIEWS_PAGE_INFO_PAGE_INFO_POPUP_VIEW_H_
 
 #include <memory>
+#include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
@@ -142,9 +143,6 @@ class PageInfoPopupView : public content::WebContentsObserver,
   // be alive to finish handling the mouse or keyboard click.
   void HandleLinkClickedAsync(views::Link* source);
 
-  // Whether DevTools is disabled for the relevant profile.
-  bool is_devtools_disabled_;
-
   // The presenter that controls the Page Info UI.
   std::unique_ptr<PageInfo> presenter_;
 
@@ -159,8 +157,13 @@ class PageInfoPopupView : public content::WebContentsObserver,
   // The separator between the header and the site settings view.
   views::Separator* separator_;
 
-  // The view that contains the cookie and permissions sections.
+  // The view that contains the certificate, cookie, and permissions sections.
   views::View* site_settings_view_;
+  // The view that contains the contents of the "Certificate" part of the site
+  // settings view.
+  views::View* certificate_view_;
+  // The link that opens the Certificate viewer.
+  views::Link* certificate_viewer_link_;
   // The view that contains the contents of the "Cookies" part of the site
   // settings view.
   views::View* cookies_view_;