Add members to cast/media_router/tab_capture/media_remoting WATCHLIST.

Add pthcatcher@ and aburago@ to the WATCHLIST.

Change-Id: Iea60d0fcb3ae16663023bfad7b27efe922dc06fe
Reviewed-on: https://chromium-review.googlesource.com/1165851
Commit-Queue: Yuri Wiitala <miu@chromium.org>
Reviewed-by: Yuri Wiitala <miu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#581373}

WATCHLISTS

@@ -1971,10 +1971,12 @@
                       'msramek+watch@chromium.org'],
     'bubble': ['hcarmona+bubble@chromium.org'],
     'cache_storage': ['nhiroki@chromium.org'],
-    'cast': ['imcheng+watch@chromium.org',
+    'cast': ['aburago+watch@chromium.org',
+             'imcheng+watch@chromium.org',
              'isheriff+watch@chromium.org',
              'jasonroberts+watch@google.com',
              'miu+watch@chromium.org',
+             'pthatcher+watch@chromium.org',
              'xjz+watch@chromium.org'],
     'cast_certificate': ['dougsteed+watch@chromium.org',
                          'mfoltz+watch@chromium.org',
@@ -2178,12 +2180,15 @@
                    'xhwang+watch@chromium.org'],
     'media_recorder': ['emircan+watch+mediarecorder@chromium.org',
                        'mcasas+mediarecorder@chromium.org'],
-    'media_remoting': ['erickung+watch@chromium.org',
+    'media_remoting': ['aburago+watch@chromium.org',
+                       'erickung+watch@chromium.org',
                        'mfoltz+watch@chromium.org',
                        'miu+watch@chromium.org',
+                       'pthatcher+watch@chromium.org',
                        'xjz+watch@chromium.org'],
     'media_router': ['imcheng+watch@chromium.org',
                      'mfoltz+watch@chromium.org',
+                     'pthatcher+watch@chromium.org',
                      'takumif+watch@chromium.org'],
     'media_win': ['media-win-reviews@chromium.org'],
     'memory_coordinator': ['chrome-grc-reviews+memory@chromium.org'],
@@ -2319,6 +2324,7 @@
                'tzik@chromium.org'],
     'tab_alert_indicators': ['miu+watch@chromium.org'],
     'tab_capture': ['miu+watch@chromium.org',
+                    'pthatcher+watch@chromium.org',
                     'xjz+watch@chromium.org'],
     'tab_contents': ['ajwong+watch@chromium.org',
                      'avi@chromium.org',