Add a Certificate Viewer link to the Page Info dropdown

chrome/browser/ui/page_info/page_info_ui.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/page_info/page_info_ui.h"
 
+#include <utility>
+
 #include "base/macros.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/plugins/plugin_utils.h"
 #include "chrome/browser/plugins/plugins_field_trial.h"
 #include "chrome/common/chrome_features.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/theme_resources.h"
 #include "components/strings/grit/components_strings.h"
 #include "ppapi/features/features.h"
@@ skipping 360 matching lines @@
   }
   return resource_id;
 }
 
 // static
 const gfx::Image& PageInfoUI::GetConnectionIcon(
     PageInfo::SiteConnectionStatus status) {
   ResourceBundle& rb = ResourceBundle::GetSharedInstance();
   return rb.GetNativeImageNamed(GetConnectionIconID(status));
 }
+
+// static
+const gfx::Image& PageInfoUI::GetCertificateIcon() {
+  ResourceBundle& rb = ResourceBundle::GetSharedInstance();
+  return rb.GetNativeImageNamed(IDR_CERTIFICATE);
+}