idl_parser: Add support for the record<K, V> WebIDL type.

tools/idl_parser/idl_ppapi_lexer.py

 #!/usr/bin/env python
 # Copyright (c) 2013 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.
 
 """ Lexer for PPAPI IDL
 
 The lexer uses the PLY library to build a tokenizer which understands both
 WebIDL and Pepper tokens.
 
 WebIDL, and WebIDL regular expressions can be found at:
-   http://www.w3.org/TR/2012/CR-WebIDL-20120419/
+   http://heycam.github.io/webidl/
 PLY can be found at:
    http://www.dabeaz.com/ply/
 """
 
 from idl_lexer import IDLLexer
 
 
 #
 # IDL PPAPI Lexer
 #
@@ skipping 30 matching lines @@
 
     # Add handle types
     self._AddKeywords(['handle_t', 'PP_FileHandle'])
 
     # Add pointer types (void*, char*, const char*, const void*)
     self._AddKeywords(['mem_t', 'str_t', 'cstr_t', 'interface_t'])
 
     # Remove JS types
     self._DelKeywords(['boolean', 'byte', 'ByteString', 'Date', 'DOMString',
                        'double', 'float', 'long', 'object', 'octet', 'Promise',
-                       'RegExp', 'short', 'unsigned'])
+                       'record', 'RegExp', 'short', 'unsigned', 'USVString'])
 
 
 # If run by itself, attempt to build the lexer
 if __name__ == '__main__':
   lexer = IDLPPAPILexer()
   lexer.Tokenize(open('test_parser/inline_ppapi.idl').read())
   for tok in lexer.GetTokens():
     print '\n' + str(tok)