[parser] Only log messages using the pending error handling

src/parsing/preparse-data-format.h

Index: src/parsing/preparse-data-format.h
diff --git a/src/parsing/preparse-data-format.h b/src/parsing/preparse-data-format.h
index 93c97694fe7d05d507a861f18fe4b72302aaf493..30d1d75a4f461bea0cbe49393a0e743331c9dc1d 100644
--- a/src/parsing/preparse-data-format.h
+++ b/src/parsing/preparse-data-format.h
@@ -14,22 +14,13 @@ struct PreparseDataConstants {
  public:
   // Layout and constants of the preparse data exchange format.
   static const unsigned kMagicNumber = 0xBadDead;
-  static const unsigned kCurrentVersion = 12;
+  static const unsigned kCurrentVersion = 13;
 
   static const int kMagicOffset = 0;
   static const int kVersionOffset = 1;
-  static const int kHasErrorOffset = 2;
-  static const int kFunctionsSizeOffset = 3;
-  static const int kSizeOffset = 4;
-  static const int kHeaderSize = 5;
-
-  // If encoding a message, the following positions are fixed.
-  static const int kMessageStartPos = 0;
-  static const int kMessageEndPos = 1;
-  static const int kMessageArgCountPos = 2;
-  static const int kParseErrorTypePos = 3;
-  static const int kMessageTemplatePos = 4;
-  static const int kMessageArgPos = 5;
+  static const int kFunctionsSizeOffset = 2;
+  static const int kSizeOffset = 3;
+  static const int kHeaderSize = 4;
 
   static const unsigned char kNumberTerminator = 0x80u;
 };