Update SCons to latest checkpoint release, 1.2.0.d20090113....

third_party/scons/scons-local/SCons/PathList.py

 #
-# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
+# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 The SCons Foundation
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 # "Software"), to deal in the Software without restriction, including
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 # permit persons to whom the Software is furnished to do so, subject to
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 # in all copies or substantial portions of the Software.
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-__revision__ = "src/engine/SCons/PathList.py 3842 2008/12/20 22:59:52 scons"
+__revision__ = "src/engine/SCons/PathList.py 3897 2009/01/13 06:45:54 scons"
 
 __doc__ = """SCons.PathList
 
 A module for handling lists of directory paths (the sort of things
 that get set as CPPPATH, LIBPATH, etc.) with as much caching of data and
 efficiency as we can while still keeping the evaluation delayed so that we
 Do the Right Thing (almost) regardless of how the variable is specified.
 
 """
 
@@ skipping 182 matching lines @@
         result = _PathList(pathlist)
 
         memo_dict[pathlist] = result
 
         return result
 
 PathList = PathListCache().PathList
 
 
 del PathListCache