Pulling stuff out of the sdk build that isn't in the chrome checkout.

build_tools/generate_installers.py

 #!/usr/bin/python
 # Copyright (c) 2011 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Assemble the final installer for each platform.
 
 At this time this is just a tarball.
 """
 
@@ skipping 52 matching lines @@
     os.makedirs(installer_dir, mode=0777)
   except OSError:
     pass
 
   # Decide environment to run in per platform.
   env = os.environ.copy()
   # Set up the required env variables for the scons builders.
   env['NACL_SDK_ROOT'] = parent_dir
   env['NACL_TARGET_PLATFORM'] = '.'  # Use the repo's toolchain.
 
-  # Build the experimental projects.
-  bot.BuildStep('build experimental')
-  bot.Print('generate_installers is building the experimental projects.')
-  experimental_path = os.path.join(home_dir, 'src', 'experimental')
-  scons_path = os.path.join(experimental_path, 'scons')
-  scons_cmd = scons_path + ' --nacl-platform="."'
-  subprocess.check_call(scons_cmd,
-                        cwd=experimental_path,
-                        env=env,
-                        shell=True)
-
   # Use native tar to copy the SDK into the build location
   # because copytree has proven to be error prone and is not supported on mac.
   # We use a buffer for speed here.  -1 causes the default OS size to be used.
   bot.BuildStep('copy to install dir')
   bot.Print('generate_installers is copying contents to install directory.')
   tar_src_dir = os.path.realpath(os.curdir)
   all_contents = (installer_contents.INSTALLER_CONTENTS +
                   installer_contents.DOCUMENTATION_FILES)
   if sys.platform == 'darwin':
     all_contents += installer_contents.MAC_ONLY_CONTENTS
@@ skipping 57 matching lines @@
 
   # Clean up.
   shutil.rmtree(temp_dir)
   return 0
 
 
 if __name__ == '__main__':
   print "Directly running generate_installers.py is no longer supported."
   print "Please instead run './scons installer' from the src directory."
   sys.exit(1)