Remove the gyp_chromium hook from DEPS.

WATCHLISTS

 # Copyright (c) 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.
 
 # 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 426 matching lines @@
     },
     'gfx_geometry': {
       'filepath': 'ui/gfx/geometry/',
     },
     'gn': {
       'filepath': 'tools/gn',
     },
     'gpu': {
       'filepath': 'gpu/',
     },
+    'gyp': {
+      'filepath': '.gyp$|.gypi$',
+    },
     'history_ui': {
       'filepath': 'chrome/browser/resources/(md_)?history|'\
                   'chrome/browser/ui/webui/.*history',
     },
     'hotword': {
       'filepath': 'chrome/browser/extensions/api/hotword_private/'\
                   '|chrome/browser/resources/hotword_helper/'\
                   '|chrome/browser/resources/hotword/'\
                   '|chrome/browser/search/hotword*'\
                   '|chrome/test/data/extensions/api_test/hotword_private/',
@@ skipping 1271 matching lines @@
     'gcm': ['johnme+watch@chromium.org',
             'peter@chromium.org',
             'zea+watch@chromium.org'],
     'geolocation': ['mlamouri+watch-geolocation@chromium.org',
                     'mvanouwerkerk@chromium.org'],
     'gfx_geometry': ['cc-bugs@chromium.org'],
     'gfx_image': ['rsesek+watch@chromium.org'],
     'gn': ['dpranke@chromium.org',
            'tfarina@chromium.org'],
     'gpu': ['piman+watch@chromium.org'],
+    'gyp': ['dpranke@chromium.org'],
     'history_ui': ['dbeam+watch-history@chromium.org',
                    'dubroy@chromium.org',
                    'pam+watch@chromium.org'],
     'hotword': ['rlp+watch@chromium.org'],
     'i18n': ['jshin+watch@chromium.org'],
     'importer': ['tfarina@chromium.org'],
     'indexed_db': ['cmumford@chromium.org',
                    'jsbell+idb@chromium.org'],
     'ink_drop': ['bruthig+ink_drop@chromium.org'],
     'input': ['dtapuska+chromiumwatch@chromium.org'],
@@ skipping 179 matching lines @@
                          'raymes+watch@chromium.org'],
     'windows_sandboxing': ['pennymac+watch@chromium.org',
                            'wfh+watch@chromium.org'],
     'x11': ['derat+watch@chromium.org',
             'sadrul@chromium.org',
             'yusukes+watch@chromium.org'],
     'xml': ['dominicc+watchlist@chromium.org'],
     'zoom': ['wjmaclean@chromium.org'],
   },
 }