Scripts to upload and update the mac toolchain.

build/gyp_chromium.py

Index: build/gyp_chromium.py
diff --git a/build/gyp_chromium.py b/build/gyp_chromium.py
index 15fa3f6c99efd31a8386b719e51ad18741c06f9b..3c975d6a4683920e5eea67d86424523c86623539 100644
--- a/build/gyp_chromium.py
+++ b/build/gyp_chromium.py
@@ -10,6 +10,7 @@ import argparse
 import gc
 import glob
 import gyp_environment
+import mac_toolchain
 import os
 import re
 import shlex
@@ -315,6 +316,10 @@ def main():
 
   args.extend(['-D', 'gyp_output_dir=' + GetOutputDirectory()])
 
+  mac_toolchain_dir = mac_toolchain.GetToolchainDirectory()
+  if mac_toolchain_dir:
+    args.append('-Gmac_toolchain_dir=' + mac_toolchain_dir)
+
   if not use_analyzer:
     print 'Updating projects from gyp files...'
     sys.stdout.flush()