Add self to watchlist for <track>

WATCHLISTS

 # Copyright (c) 2013 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.
 
 # Watchlist Rules
 # Refer: http://dev.chromium.org/developers/contributing-code/watchlists
 
 # IMPORTANT: The regular expression filepath is tested against each path using
 # re.search, so it is not usually necessary to add .*.
 
@@ skipping 222 matching lines @@
     'public_api': [ 'abarth@chromium.org', 'jamesr@chromium.org', 'dglazkov+blink@chromium.org' ],
     'wtf': [ 'abarth@chromium.org',
              'adamk+blink@chromium.org',
              'loislo+blink@chromium.org',
              'yurys+blink@chromium.org' ],
     'indexed_db': ['alecflett@chromium.org','dgrogan@chromium.org',
                    'jsbell@chromium.org'],
     'rendering': [ 'eae+blinkwatch@chromium.org', 'jchaffraix+rendering@chromium.org', 'leviw+renderwatch@chromium.org', 'zoltan@webkit.org' ],
     'content_security_policy': [ 'mkwst+watchlist@chromium.org' ],
     'prerender': [ 'gavinp+prerender@chromium.org' ],
-    'track': [ 'vcarbune@chromium.org', 'silviapf@chromium.org' ],
+    'track': [ 'vcarbune@chromium.org', 'silviapf@chromium.org', 'philipj@opera.com' ],
     'media': [ 'feature-media-reviews@chromium.org' ],
     'media_queries': [ 'kenneth.christiansen@gmail.com' ],
     'fileapi': [ 'kinuko@chromium.org' ],
     'quota': [ 'kinuko@chromium.org' ],
     'viewport_interaction': [ 'kenneth.christiansen@gmail.com' ],
     'css_regions': [ 'ChromiumBugTracker@adobe.com' ],
     'web_idl': [ 'ch.dumez@samsung.com' ],
     'webcomponents': [ 'webcomponents-bugzilla@chromium.org', 'dglazkov+blink@chromium.org' ],
     'mediastream': [ 'tommyw+watchlist@chromium.org' ],
     'geolocation': [ 'mvanouwerkerk@chromium.org' ],
     'vibration': [ 'mvanouwerkerk@chromium.org' ],
     'spellcheck' : [ 'groby+blinkspell@chromium.org' ],
   },
 }