Fix implicit super constructor calls for sub-classes of native field wrappers.

runtime/vm/parser.cc

 // 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.
 
 #include "vm/parser.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/compiler_stats.h"
@@ skipping 1499 matching lines @@
 }
 
 
 void Parser::GenerateSuperConstructorCall(const Class& cls,
                                           LocalVariable* receiver) {
   const intptr_t supercall_pos = TokenPos();
   const Class& super_class = Class::Handle(cls.SuperClass());
   // Omit the implicit super() if there is no super class (i.e.
   // we're not compiling class Object), or if the super class is an
   // artificially generated "wrapper class" that has no constructor.
-  if (super_class.IsNull() || (super_class.num_native_fields() > 0)) {
+  if (super_class.IsNull() ||
+      (super_class.num_native_fields() > 0 &&
+       Class::Handle(super_class.SuperClass()).IsObjectClass())) {
     return;
   }
   String& ctor_name = String::Handle(super_class.Name());
   String& ctor_suffix = String::Handle(Symbols::Dot());
   ctor_name = String::Concat(ctor_name, ctor_suffix);
   ArgumentListNode* arguments = new ArgumentListNode(supercall_pos);
   // Implicit 'this' parameter is the first argument.
   AstNode* implicit_argument = new LoadLocalNode(supercall_pos, receiver);
   arguments->Add(implicit_argument);
   // Implicit construction phase parameter is second argument.
@@ skipping 7979 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart