Remove unused ParserMessage class.

src/parser.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 5685 matching lines @@
     ranges->Add(CharacterRange::Everything(), zone());
     is_negated = !is_negated;
   }
   return new(zone()) RegExpCharacterClass(ranges, is_negated);
 }
 
 
 // ----------------------------------------------------------------------------
 // The Parser interface.
 
-ParserMessage::~ParserMessage() {
-  for (int i = 0; i < args().length(); i++)
-    DeleteArray(args()[i]);
-  DeleteArray(args().start());
-}
-
-
 ScriptDataImpl::~ScriptDataImpl() {
   if (owns_store_) store_.Dispose();
 }
 
 
 int ScriptDataImpl::Length() {
   return store_.length() * sizeof(unsigned);
 }
 
 
@@ skipping 127 matching lines @@
       ASSERT(info()->isolate()->has_pending_exception());
     } else {
       result = ParseProgram();
     }
   }
   info()->SetFunction(result);
   return (result != NULL);
 }
 
 } }  // namespace v8::internal