Eliminate style rule about one space after punctuation.

Tools/Scripts/webkitpy/style/checkers/cpp.py

 # -*- coding: utf-8 -*-
 #
 # Copyright (C) 2009, 2010, 2012 Google Inc. All rights reserved.
 # Copyright (C) 2009 Torch Mobile Inc.
 # Copyright (C) 2009 Apple Inc. All rights reserved.
 # Copyright (C) 2010 Chris Jerdonek (cjerdonek@webkit.org)
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
@@ skipping 1924 matching lines @@
                 # comment delimiters like:
                 # //----------------------------------------------------------
                 # or they begin with multiple slashes followed by a space:
                 # //////// Header comment
                 matched = (search(r'[=/-]{4,}\s*$', line[commentend:])
                            or search(r'^/+ ', line[commentend:]))
                 if not matched:
                     error(line_number, 'whitespace/comments', 4,
                           'Should have a space between // and comment')
 
-            # There should only be one space after punctuation in a comment.
-            if search(r'[.!?,;:]\s\s+\w', line[comment_position:]):
-                error(line_number, 'whitespace/comments', 5,
-                      'Should have only a single space after a punctuation in a comment.')
-
     line = clean_lines.elided[line_number]  # get rid of comments and strings
 
     # Don't try to do spacing checks for operator methods
     line = sub(r'operator(==|!=|<|<<|<=|>=|>>|>|\+=|-=|\*=|/=|%=|&=|\|=|^=|<<=|>>=|/)\(', 'operator\(', line)
     # Don't try to do spacing checks for #include or #import statements at
     # minimum because it messes up checks for spacing around /
     if match(r'\s*#\s*(?:include|import)', line):
         return
     if search(r'[\w.]=[\w.]', line):
         error(line_number, 'whitespace/operators', 4,
@@ skipping 2114 matching lines @@
 
     def check(self, lines):
         _process_lines(self.file_path, self.file_extension, lines,
                        self.handle_style_error, self.min_confidence)
 
 
 # FIXME: Remove this function (requires refactoring unit tests).
 def process_file_data(filename, file_extension, lines, error, min_confidence, fs=None):
     checker = CppChecker(filename, file_extension, error, min_confidence, fs)
     checker.check(lines)