Add md_settings to WATCHLISTS

Review URL: https://codereview.chromium.org/905883002

Cr-Commit-Position: refs/heads/master@{#315146}

WATCHLISTS

@@ -428,6 +428,10 @@
     'linux_seccomp_bpf': {
       'filepath': 'content/common/sandbox.*linux.cc',
     },
+    'md_settings': {
+      'filepath': 'ui/webui/resources/cr_element|'\
+                  'chrome/browser/resources/md_settings/',
+    },
     'media': {
       'filepath': 'media/|third_party/(ffmpeg|openmax)/|webmediaplayer|'\
         'audio_message_filter|video_layer|media_internals',
@@ -932,6 +936,12 @@
     'linux_sandboxing': ['jln+watch@chromium.org'],
     'linux_seccomp_bpf': ['jln+watch@chromium.org'],
     'supervised_users': ['pam+watch@chromium.org'],
+    'md_settings': ['jhawkins+watch-md-settings@chromium.org',
+                    'jlklein+watch-md-settings@chromium.org',
+                    'khorimoto+watch-md-settings@chromium.org',
+                    'michaelpg+watch-md-settings@chromium.org',
+                    'orenb+watch-md-settings@chromium.org',
+                    'stevenjb+watch-md-settings@chromium.org'],
     'media': ['feature-media-reviews@chromium.org'],
     'media_galleries': ['gbillock@chromium.org', 'thestig@chromium.org',
                         'tommycli@chromium.org', 'vandebo@chromium.org'],