WebRTC: Remove no longer needed GN bots.

scripts/slave/recipe_modules/chromium_tests/chromium_webrtc_fyi.py

 # Copyright 2015 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.
 
 import copy
 import collections
 
 from . import chromium_linux
 from . import chromium_mac
 from . import chromium_win
 from . import chromium_webrtc
 
 
 # GN builders are added first. They're setup to be as similar as possible to
 # the builders in Chromium, to be able to detect breakages pre-roll.
 SPEC = {
   'settings': {
     'build_gs_bucket': 'chromium-webrtc',
   },
   'builders': {},
 }
 
 
-def AddGNBuilder(spec, name, dest_name=None):
-  SPEC['builders'][dest_name or name] = copy.deepcopy(spec['builders'][name])
-
-
-AddGNBuilder(chromium_mac.SPEC, 'Mac Builder', 'Mac GN')
-AddGNBuilder(chromium_mac.SPEC, 'Mac Builder (dbg)', 'Mac GN (dbg)')
-AddGNBuilder(chromium_win.SPEC, 'Win x64 Builder', 'Win x64 GN')
-AddGNBuilder(chromium_win.SPEC, 'Win x64 Builder (dbg)', 'Win x64 GN (dbg)')
-
-
-for b in SPEC['builders'].itervalues():
-  b.setdefault('gclient_apply_config', [])
-  b['gclient_apply_config'].append('chromium_webrtc_tot')
-  b['tests'] = []  # These WebRTC builders only run compile.
-
-
 # Remaining builders are WebRTC-specific builders that compile and run tests
 # that are focused on testing WebRTC functionality. Some of these tests are
 # marked MANUAL since they require audio and/or video devices on the machine
 # they run at.
 _builders = collections.defaultdict(dict)
 
 def AddBuildSpec(name, platform, target_bits=64, build_config='Release'):
   SPEC['builders'][name] = chromium_webrtc.BuildSpec(
       platform, target_bits, build_config=build_config,
       gclient_config='chromium_webrtc_tot')
@@ skipping 35 matching lines @@
             target_bits=32, build_config='Debug')
 AddTestSpec('Android Tests (dbg) (L Nexus6)',
             'chromium-webrtc-trunk-tot-dbg-android-nexus6', 'android',
             target_bits=32, build_config='Debug')
 AddTestSpec('Android Tests (dbg) (L Nexus7.2)',
             'chromium-webrtc-trunk-tot-dbg-android-nexus72', 'android',
             target_bits=32, build_config='Debug')
 AddTestSpec('Android Tests (dbg) (L Nexus9)',
             'chromium-webrtc-trunk-tot-dbg-android-nexus9', 'android',
             build_config='Debug')