Add a Certificate Viewer link to the Page Info dropdown

chrome/browser/ui/page_info/page_info_ui.h

Index: chrome/browser/ui/page_info/page_info_ui.h
diff --git a/chrome/browser/ui/page_info/page_info_ui.h b/chrome/browser/ui/page_info/page_info_ui.h
index e1d47caafdda24f1c21fda1f324193e8539575e4..eaa8709c4cc41ac484faac98463239641abf2269 100644
--- a/chrome/browser/ui/page_info/page_info_ui.h
+++ b/chrome/browser/ui/page_info/page_info_ui.h
@@ -184,6 +184,12 @@ class PageInfoUI {
   static const gfx::Image& GetConnectionIcon(
       PageInfo::SiteConnectionStatus status);
 
+  // Returns the icon for the Certificate area.
+  static const gfx::Image& GetCertificateIcon();
+
+  // Returns true if the Certificate Viewer link should be shown.
+  static bool ShouldShowCertificateLink();
+
   // Sets cookie information.
   virtual void SetCookieInfo(const CookieInfoList& cookie_info_list) = 0;