Revert of Make the static clang/win ToT bots do official builds.

scripts/slave/recipe_modules/chromium_tests/chromium_fyi.py

 # Copyright 2014 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.
 
 from . import steps
 
 RESULTS_URL = 'https://chromeperf.appspot.com'
 
 SPEC = {
   'settings': {
@@ skipping 1150 matching lines @@
         'werror': '',
         # Plugin flags often need to be changed when using a plugin newer than
         # the latest Clang package, so disable plugins.
         'clang_use_chrome_plugins': '0',
       },
       'testing': {
         'platform': 'mac',
       }
     },
     'ClangToTWin': {
-      'chromium_config': 'chromium_win_clang_official_tot',
+      'chromium_config': 'chromium_win_clang_tot',
       'gclient_config': 'chromium',
       'chromium_config_kwargs': {
         'BUILD_CONFIG': 'Release',
         'TARGET_BITS': 32,
       },
       'bot_type': 'builder',
       'testing': { 'platform': 'win', },
       'use_isolate': True,
       'enable_swarming': True,
       # Workaround so that recipes doesn't add random build targets to our
@@ skipping 64 matching lines @@
         'BUILD_CONFIG': 'Release',
         'TARGET_BITS': 32,
       },
       'test_generators': [steps.generate_gtest],
       'bot_type': 'tester',
       'parent_buildername': 'ClangToTWin(dll)',
       'testing': { 'platform': 'win' },
       'enable_swarming': True,
     },
     'ClangToTWin64': {
-      'chromium_config': 'chromium_win_clang_official_tot',
+      'chromium_config': 'chromium_win_clang_tot',
       'gclient_config': 'chromium',
       'chromium_config_kwargs': {
         'BUILD_CONFIG': 'Release',
         'TARGET_BITS': 64,
       },
       'bot_type': 'builder',
       'testing': { 'platform': 'win', },
       'use_isolate': True,
       'enable_swarming': True,
       # Workaround so that recipes doesn't add random build targets to our
@@ skipping 312 matching lines @@
       'test_generators': [
         steps.generate_gtest,
         steps.generate_script,
       ],
       'testing': {
         'platform': 'win',
       },
     },
   },
 }