Include new corelib/unified dir in sdk for dart2js

tools/create_sdk.py

 #!/usr/bin/env python
 #
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 #
 # A script which will be invoked from gyp to create an SDK.
 #
 # Usage: create_sdk.py sdk_directory
 #
@@ skipping 80 matching lines @@
     dest.close()
 
 
 def Copy(src, dest):
   copyfile(src, dest)
   copymode(src, dest)
 
 # TODO(zundel): this excludes the analyzer from the sdk build until builders
 # have all prerequisite software installed.  Also update dart.gyp.
 def ShouldCopyAnalyzer():
-  os = utils.GuessOS(); 
+  os = utils.GuessOS();
   return os == 'linux' or os == 'macos'
 
 
 def CopyShellScript(src_file, dest_dir):
   '''Copies a shell/batch script to the given destination directory. Handles
      using the appropriate platform-specific file extension.'''
   file_extension = ''
   if utils.GuessOS() == 'win32':
     file_extension = '.bat'
 
@@ skipping 11 matching lines @@
   dealing with here which frees us from rewriting files. The long term
   plan is to align the layout of the repository and the SDK, at which
   point we should be able to simplify Main below and share the dart
   files between the various components to minimize SDK download size.
   '''
   copytree('lib', os.path.join(sdk_root, 'lib', 'dart2js', 'lib'),
            ignore=ignore_patterns('.svn'))
   copytree(os.path.join('corelib', 'src'),
            os.path.join(sdk_root, 'lib', 'dart2js', 'corelib', 'src'),
            ignore=ignore_patterns('.svn'))
+  copytree(os.path.join('corelib', 'unified'),
+           os.path.join(sdk_root, 'lib', 'dart2js', 'corelib', 'unified'),
+           ignore=ignore_patterns('.svn'))
   copytree(os.path.join('runtime', 'lib'),
            os.path.join(sdk_root, 'lib', 'dart2js', 'runtime', 'lib'),
            ignore=ignore_patterns('.svn'))
   copytree(os.path.join('runtime', 'bin'),
            os.path.join(sdk_root, 'lib', 'dart2js', 'runtime', 'bin'),
            ignore=ignore_patterns('.svn'))
   if utils.GuessOS() == 'win32':
     dart2js = os.path.join(sdk_root, 'bin', 'dart2js.bat')
     Copy(os.path.join(build_dir, 'dart2js.bat'), dart2js)
     ReplaceInFiles([dart2js],
@@ skipping 319 matching lines @@
   if revision is not None:
     with open(os.path.join(SDK_tmp, 'revision'), 'w') as f:
       f.write(revision + '\n')
       f.close()
 
   move(SDK_tmp, SDK)
   utils.Touch(os.path.join(SDK, 'create.stamp'))
 
 if __name__ == '__main__':
   sys.exit(Main(sys.argv))