Make chromeos toolchain download more noisy, so its clear which version

we're using.

BUG=None
TEST=None
R=noelallen@google.com
Review URL: http://codereview.chromium.org/7771001

git-svn-id: http://src.chromium.org/svn/trunk/src/build@98500 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

download_nacl_toolchains.py

@@ -20,6 +20,9 @@ def Main(args):
                      'nativeclient-archive2/special_chromeos'),
       '--x86-version', '6561',
     ]
+    print 'NOTE: Special handling for chromeos'
+    print 'Running with these argument instead:'
+    print args
   script_dir = os.path.dirname(os.path.abspath(__file__))
   src_dir = os.path.dirname(script_dir)
   nacl_dir = os.path.join(src_dir, 'native_client')