Adding myself to platform_graphics watchlist

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 402 matching lines @@
     'owners': [ 'abarth@chromium.org'],
     'platform_graphics': [ 'schenney@chromium.org',
                            'danakj@chromium.org',
                            'pdr+graphicswatchlist@chromium.org',
                            'cabanier@adobe.com',
                            'dschulze@chromium.org',
                            'rob.buis@samsung.com',
                            'fmalita@chromium.org',
                            'jbroman@chromium.org',
                            'dongseong.hwang@intel.com',
+                           'drott+blinkwatch@chromium.org',
                            'junov@chromium.org' ],
     'heap': [ 'ager@chromium.org',
               'haraken@chromium.org',
               'kouhei+heap@chromium.org',
               'oilpan-reviews@chromium.org' ],
     'html': [ 'dglazkov+blink@chromium.org',
               'blink-reviews-html@chromium.org' ],
     'public_api': [ 'dglazkov+blink@chromium.org' ],
     'indexed_db': ['dgrogan@chromium.org',
                    'jsbell+idb@chromium.org',
@@ skipping 91 matching lines @@
     'websockets': [ 'tyoshino+watch@chromium.org',
                     'yhirano+watch@chromium.org' ],
     'workers': [ 'kinuko+worker@chromium.org',
                  'horo+watch@chromium.org',
                  'falken@chromium.org' ],
     'wtf': [ 'mikhail.pozdnyakov@intel.com',
              'blink-reviews-wtf@chromium.org' ],
     'xmlhttprequest': [ 'tyoshino+watch@chromium.org' ],
   },
 }