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

scripts/slave/recipe_modules/chromium/config.py

 # Copyright 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.
 
 import pipes
 
 from recipe_engine.config import config_item_context, ConfigGroup
 from recipe_engine.config import Dict, List, Single, Static, Set, BadConf
 from recipe_engine.config_types import Path
 
@@ skipping 497 matching lines @@
   fastbuild(c, final=False)  # final=False so win_clang_asan can override it.
 
 @config_ctx(includes=['chromium_win_clang'])
 def chromium_win_clang_tot(c):
   c.env.LLVM_FORCE_HEAD_REVISION = 'YES'
 
 @config_ctx(includes=['chromium_win_clang', 'official'])
 def chromium_win_clang_official(c):
   pass
 
-@config_ctx(includes=['chromium_win_clang', 'official'])
-def chromium_win_clang_official_tot(c):
-  c.env.LLVM_FORCE_HEAD_REVISION = 'YES'
-
 @config_ctx(includes=['chromium_win_clang', 'asan', 'static_library'])
 def chromium_win_clang_asan(c):
   # These are set on the lkgr bot, and the fyi bots should match the lkgr bot.
   # TODO(thakis): Once the lkgr bot uses recipes, the lkgr and the fyi bots
   # should use the same context to ensure they use the same gyp defines.
   c.gyp_env.GYP_DEFINES['enable_ipc_fuzzer'] = 1
   c.gyp_env.GYP_DEFINES['v8_enable_verify_heap'] = 1
 
 @config_ctx(includes=['chromium_win_clang_asan'])
 def chromium_win_clang_asan_tot(c):
@@ skipping 255 matching lines @@
 def chromium_deterministic_build(c):
   c.gyp_env.GYP_DEFINES['dont_embed_build_metadata'] = 1
 
 @config_ctx()
 def chromium_mac_sdk_10_10(c):
   c.gyp_env.GYP_DEFINES['mac_sdk_min='] = '10.10'
 
 @config_ctx(includes=['chromium_clang'])
 def cast_linux(c):
   c.gyp_env.GYP_DEFINES['chromecast'] = 1