Always local fallback for message_names.cc

scripts/slave/compile.py

 #!/usr/bin/env python
 # 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.
 
 """A tool to build chrome, executed by buildbot.
 
   When this is run, the current directory (cwd) should be the outer build
   directory (e.g., chrome-release/build/).
 
@@ skipping 92 matching lines @@
   if not os.path.exists(options.goma_cache_dir):
     os.mkdir(options.goma_cache_dir, 0700)
   env['GOMA_CACHE_DIR'] = options.goma_cache_dir
 
   # Enable DepsCache. DepsCache caches the list of files to send goma server.
   # This will greatly improve build speed when cache is warmed.
   # The cache file is stored in the target output directory.
   env['GOMA_DEPS_CACHE_DIR'] = (
       options.goma_deps_cache_dir or options.target_output_dir)
 
+  # HACK(shinyak): Workaround for crbug.com/630502. Compiling
+  # tools/ipc_fuzzer/message_lib/message_names.cc is always slow on Mac.
+  # TODO(shinyak): Remove this when gn configuration is fixed.
+  if chromium_utils.IsMac():
+    env['GOMA_FALLBACK_INPUT_FILES'] = (
+        '../../tools/ipc_fuzzer/message_lib/message_names.cc')
+
   if options.goma_hermetic:
     env['GOMA_HERMETIC'] = options.goma_hermetic
   if options.goma_enable_remote_link:
     env['GOMA_ENABLE_REMOTE_LINK'] = options.goma_enable_remote_link
   if options.goma_store_local_run_output:
     env['GOMA_STORE_LOCAL_RUN_OUTPUT'] = options.goma_store_local_run_output
   if options.goma_enable_compiler_info_cache:
     # Will be stored in GOMA_CACHE_DIR.
     env['GOMA_COMPILER_INFO_CACHE_FILE'] = 'goma-compiler-info.cache'
 
@@ skipping 411 matching lines @@
   exit_status = main_ninja(options, args, env)
 
   # stop goma
   goma_teardown(options, env, exit_status, goma_cloudtail)
 
   return exit_status
 
 
 if '__main__' == __name__:
   sys.exit(real_main())