Mojo: Move mojo/public/bindings to mojo/public/tools/bindings.

mojo/public/tools/bindings/pylib/parse/mojo_lexer.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import re
 import sys
 import os.path
 
 # Try to load the ply module, if not, then assume it is in the third_party
 # directory.
 try:
   # Disable lint check which fails to find the ply module.
   # pylint: disable=F0401
   from ply.lex import TOKEN
 except ImportError:
+  # This assumes this file is in src/mojo/public/tools/bindings/pylib/parse/.
   module_path, module_name = os.path.split(__file__)
   third_party = os.path.join(module_path, os.pardir, os.pardir, os.pardir,
-                             os.pardir, os.pardir, 'third_party')
+                             os.pardir, os.pardir, os.pardir, 'third_party')
   sys.path.append(third_party)
   # pylint: disable=F0401
   from ply.lex import TOKEN
 
 
 class LexError(Exception):
   def __init__(self, filename, lineno, msg):
     self.filename = filename
     self.lineno = lineno
     self.msg = msg
@@ skipping 249 matching lines @@
     return t
 
   # Ignore C and C++ style comments
   def t_COMMENT(self, t):
     r'(/\*(.|\n)*?\*/)|(//.*(\n[ \t]*//.*)*)'
     pass
 
   def t_error(self, t):
     msg = 'Illegal character %s' % repr(t.value[0])
     self._error(msg, t)