Distinguish between malformed and malbounded types more efficiently using the

runtime/vm/raw_object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
@@ skipping 1145 matching lines @@
 
 class RawType : public RawAbstractType {
  private:
   RAW_HEAP_OBJECT_IMPLEMENTATION(Type);
 
   RawObject** from() {
     return reinterpret_cast<RawObject**>(&ptr()->type_class_);
   }
   RawObject* type_class_;  // Either resolved class or unresolved class.
   RawAbstractTypeArguments* arguments_;
-  RawError* malformed_error_;  // Error object if type is malformed.
+  RawLanguageError* error_;  // Error object if type is malformed or malbounded.
   RawObject** to() {
-    return reinterpret_cast<RawObject**>(&ptr()->malformed_error_);
+    return reinterpret_cast<RawObject**>(&ptr()->error_);
   }
   intptr_t token_pos_;
   int8_t type_state_;
 };
 
 
 class RawTypeParameter : public RawAbstractType {
  private:
   RAW_HEAP_OBJECT_IMPLEMENTATION(TypeParameter);
 
@@ skipping 546 matching lines @@
   // Make sure this is updated when new TypedData types are added.
   ASSERT(kTypedDataInt8ArrayViewCid == kTypedDataInt8ArrayCid + 13);
   ASSERT(kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayViewCid + 14);
   ASSERT(kNullCid == kExternalTypedDataInt8ArrayCid + 13);
   return (kNullCid - kTypedDataInt8ArrayCid);
 }
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_