Show human-readable names for accessibility properties

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 327 matching lines @@
             '<@(devtools_module_json_files)',
             '<@(devtools_modules_js_files)',
             '<@(devtools_acorn_files)',
         ],
 
         # Lazy-loaded modules.
         'devtools_accessibility_js_files': [
             'front_end/accessibility/accessibilityNode.css',
             'front_end/accessibility/AccessibilityModel.js',
             'front_end/accessibility/AccessibilitySidebarView.js',
+            'front_end/accessibility/AccessibilityStrings.js',
         ],
         'devtools_audits_js_files': [
             'front_end/audits/auditResultTree.css',
             'front_end/audits/auditsPanel.css',
             'front_end/audits/AuditCategories.js',
             'front_end/audits/AuditCategory.js',
             'front_end/audits/AuditController.js',
             'front_end/audits/AuditExtensionCategory.js',
             'front_end/audits/AuditFormatters.js',
             'front_end/audits/AuditLauncherView.js',
@@ skipping 390 matching lines @@
             'front_end/Images/toolbarItemSelected.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',
         ],
     },
 }