Address review comments in commited cl (issue 10460002).

runtime/vm/il_printer.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/il_printer.h"
 
 #include "vm/intermediate_language.h"
 #include "vm/os.h"
 
 namespace dart {
@@ skipping 216 matching lines @@
     if (i != 0) f->Print(", ");
     ElementAt(i)->PrintTo(f);
   }
   if (ElementCount() > 0) f->Print(", ");
   element_type()->PrintTo(f);
 }
 
 
 void CreateClosureComp::PrintOperandsTo(BufferFormatter* f) const {
   f->Print("%s", function().ToCString());
-  if (type_arguments() != NULL) {
-    f->Print(", ");
-    type_arguments()->PrintTo(f);
-  }
+  f->Print(", ");
+  type_arguments()->PrintTo(f);
+  f->Print(", ");
+  receiver()->PrintTo(f);
 }
 
 
 void LoadVMFieldComp::PrintOperandsTo(BufferFormatter* f) const {
   value()->PrintTo(f);
   f->Print(", %d", offset_in_bytes());
 }
 
 
 void StoreVMFieldComp::PrintOperandsTo(BufferFormatter* f) const {
@@ skipping 94 matching lines @@
   f->Print("    %s ", DebugName());
   f->Print("if ");
   value()->PrintTo(f);
   f->Print(" goto (%d, %d)",
             true_successor()->block_id(),
             false_successor()->block_id());
 }
 
 
 }  // namespace dart