Delete unused TypeInfo class

src/ast.h

 // 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 21 matching lines @@
 
 #include "assembler.h"
 #include "factory.h"
 #include "isolate.h"
 #include "jsregexp.h"
 #include "list-inl.h"
 #include "runtime.h"
 #include "small-pointer-list.h"
 #include "smart-pointers.h"
 #include "token.h"
-#include "type-info.h"  // TODO(rossberg): this should eventually be removed
 #include "types.h"
 #include "utils.h"
 #include "variables.h"
 #include "interface.h"
 #include "zone-inl.h"
 
 namespace v8 {
 namespace internal {
 
 // The abstract syntax tree is an intermediate, light-weight
@@ skipping 3245 matching lines @@
  private:
   Isolate* isolate_;
   Zone* zone_;
   Visitor visitor_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_