Make hasNext a getter instead of a method.

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 5678 matching lines @@
   const String& iterator_method_name =
       String::ZoneHandle(Symbols::GetIterator());
   ArgumentListNode* no_args = new ArgumentListNode(collection_pos);
   AstNode* get_iterator = new InstanceCallNode(
       collection_pos, collection_expr, iterator_method_name, no_args);
   AstNode* iterator_init =
       new StoreLocalNode(collection_pos, iterator_var, get_iterator);
   current_block_->statements->Add(iterator_init);
 
   // Generate while loop condition.
-  AstNode* iterator_has_next = new InstanceCallNode(
+  AstNode* iterator_has_next = new InstanceGetterNode(
       collection_pos,
       new LoadLocalNode(collection_pos, iterator_var),
-      String::ZoneHandle(Symbols::HasNext()),
-      no_args);
+      String::ZoneHandle(Symbols::HasNext()));
 
   // Parse the for loop body. Ideally, we would use ParseNestedStatement()
   // here, but that does not work well because we have to insert an implicit
   // variable assignment and potentially a variable declaration in the
   // loop body.
   OpenLoopBlock();
   current_block_->scope->AddLabel(label);
 
   AstNode* iterator_next = new InstanceCallNode(
       collection_pos,
@@ skipping 4042 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart