Add a sidebar to the DevTools Security panel.

Source/devtools/devtools.gypi

 #
 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #         * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #         * Redistributions in binary form must reproduce the above
@@ skipping 494 matching lines @@
             'front_end/resources/FileContentView.js',
             'front_end/resources/FileSystemModel.js',
             'front_end/resources/FileSystemView.js',
             'front_end/resources/IndexedDBViews.js',
             'front_end/resources/IndexedDBModel.js',
             'front_end/resources/ResourcesPanel.js',
             'front_end/resources/ServiceWorkerCacheViews.js',
             'front_end/resources/ServiceWorkersView.js',
         ],
         'devtools_security_js_files': [
+            'front_end/security/lockIcon.css',
             'front_end/security/securityPanel.css',
             'front_end/security/SecurityModel.js',
             'front_end/security/SecurityPanel.js',
         ],
         'devtools_script_formatter_worker_js_files': [
             'front_end/acorn/acorn.js',
             'front_end/cm/css.js',
             'front_end/cm/headlesscodemirror.js',
             'front_end/cm/htmlmixed.js',
             'front_end/cm/xml.js',
@@ skipping 246 matching lines @@
             'front_end/Images/thumbVert.png',
             'front_end/Images/touchCursor.png',
             'front_end/Images/touchCursor_2x.png',
             'front_end/Images/updateServiceWorker.svg',
         ],
         'devtools_extension_api_files': [
             'front_end/extensions/ExtensionAPI.js',
         ],
     },
 }