Allow 2009 as a valid year in the copyright header.

tools/presubmit.py

 #!/usr/bin/env python
 #
 # Copyright 2008 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 133 matching lines @@
     return ['src', 'public', 'samples', join('test', 'cctest')]
 
   def ProcessFiles(self, files):
     filt = '-,' + ",".join(['+' + n for n in ENABLED_LINT_RULES])
     command = ['cpplint.py', '--filter', filt] + join(files)
     process = subprocess.Popen(command)
     return process.wait() == 0
 
 
 COPYRIGHT_HEADER_PATTERN = re.compile(
-    r'Copyright [\d-]*2008 the V8 project authors. All rights reserved.')
+    r'Copyright [\d-]*200[8-9] the V8 project authors. All rights reserved.')
 
 class SourceProcessor(SourceFileProcessor):
   """
   Check that all files include a copyright notice.
   """
 
   RELEVANT_EXTENSIONS = ['.js', '.cc', '.h', '.py', '.c', 'SConscript',
       'SConstruct', '.status']
   def IsRelevant(self, name):
     for ext in SourceProcessor.RELEVANT_EXTENSIONS:
@@ skipping 55 matching lines @@
     success = CppLintProcessor().Run(workspace) and success
   success = SourceProcessor().Run(workspace) and success
   if success:
     return 0
   else:
     return 1
 
 
 if __name__ == '__main__':
   sys.exit(Main())