Domain Reliability: Add rudimentary WebUI page.

chrome/chrome_browser_ui.gypi

 # Copyright 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.
 
 {
   'variables': {
     'chrome_browser_ui_non_ios_sources': [
       'browser/ui/accelerator_utils.h',
       'browser/ui/android/android_about_app_info.cc',
       'browser/ui/android/android_about_app_info.h',
@@ skipping 1032 matching lines @@
       'browser/ui/webui/constrained_web_dialog_delegate_base.cc',
       'browser/ui/webui/constrained_web_dialog_delegate_base.h',
       'browser/ui/webui/constrained_web_dialog_ui.cc',
       'browser/ui/webui/constrained_web_dialog_ui.h',
       'browser/ui/webui/cookies_tree_model_util.cc',
       'browser/ui/webui/cookies_tree_model_util.h',
       'browser/ui/webui/crashes_ui.cc',
       'browser/ui/webui/crashes_ui.h',
       'browser/ui/webui/devtools_ui.cc',
       'browser/ui/webui/devtools_ui.h',
+      'browser/ui/webui/domain_reliability_internals_ui.cc',
+      'browser/ui/webui/domain_reliability_internals_ui.h',
       'browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc',
       'browser/ui/webui/extensions/chromeos/kiosk_apps_handler.h',
       'browser/ui/webui/extensions/extension_basic_info.cc',
       'browser/ui/webui/extensions/extension_basic_info.h',
       'browser/ui/webui/extensions/extension_error_ui_util.cc',
       'browser/ui/webui/extensions/extension_error_ui_util.h',
       'browser/ui/webui/extensions/extension_icon_source.cc',
       'browser/ui/webui/extensions/extension_icon_source.h',
       'browser/ui/webui/extensions/extension_info_ui.cc',
       'browser/ui/webui/extensions/extension_info_ui.h',
@@ skipping 1876 matching lines @@
         }],
         ['enable_spellcheck==1', {
           'dependencies': [
             '../third_party/hunspell/hunspell.gyp:hunspell',
           ],
         }],
       ],
     },
   ],
 }