Create ast/ and parsing/ subdirectories and move appropriate files

src/parsing/preparse-data-format.h

Index: src/parsing/preparse-data-format.h
diff --git a/src/preparse-data-format.h b/src/parsing/preparse-data-format.h
similarity index 89%
rename from src/preparse-data-format.h
rename to src/parsing/preparse-data-format.h
index c68a684562adffc7705407b0e79fa0bbd7ef5d45..f7d9f68ccea5e00be82a4175c8eff857699394c9 100644
--- a/src/preparse-data-format.h
+++ b/src/parsing/preparse-data-format.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef V8_PREPARSE_DATA_FORMAT_H_
-#define V8_PREPARSE_DATA_FORMAT_H_
+#ifndef V8_PARSING_PREPARSE_DATA_FORMAT_H_
+#define V8_PARSING_PREPARSE_DATA_FORMAT_H_
 
 namespace v8 {
 namespace internal {
@@ -38,4 +38,4 @@ struct PreparseDataConstants {
 }  // namespace internal
 }  // namespace v8.
 
-#endif  // V8_PREPARSE_DATA_FORMAT_H_
+#endif  // V8_PARSING_PREPARSE_DATA_FORMAT_H_