Move parser-related files in core/css to core/css/parser

Source/build/scripts/make_css_value_keywords.py

 #!/usr/bin/env python
 
 import os.path
 import re
 import subprocess
 import sys
 
 from in_file import InFile
 import in_generator
 import license
 
 
 HEADER_TEMPLATE = """
 %(license)s
 
 #ifndef %(class_name)s_h
 #define %(class_name)s_h
 
-#include "core/css/CSSParserMode.h"
+#include "core/css/parser/CSSParserMode.h"
 #include <string.h>
 
 namespace blink {
 
 enum CSSValueID {
 %(value_keyword_enums)s
 };
 
 const int numCSSValueKeywords = %(value_keywords_count)d;
 const size_t maxCSSValueKeywordLength = %(max_value_keyword_length)d;
@@ skipping 135 matching lines @@
         # FIXME: If we could depend on Python 2.7, we would use subprocess.check_output
         gperf_args = [self.gperf_path, '--key-positions=*', '-P', '-n']
         gperf_args.extend(['-m', '50'])  # Pick best of 50 attempts.
         gperf_args.append('-D')  # Allow duplicate hashes -> More compact code.
         gperf = subprocess.Popen(gperf_args, stdin=subprocess.PIPE, stdout=subprocess.PIPE, universal_newlines=True)
         return gperf.communicate(gperf_input)[0]
 
 
 if __name__ == "__main__":
     in_generator.Maker(CSSValueKeywordsWriter).main(sys.argv)