Remove instantiator argument in generated code for type tests.

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/flow_graph_range_analysis.h"
 #include "vm/intermediate_language.h"
 #include "vm/os.h"
 #include "vm/parser.h"
@@ skipping 387 matching lines @@
     value()->PrintTo(f);
   }
 }
 
 
 void AssertAssignableInstr::PrintOperandsTo(BufferFormatter* f) const {
   value()->PrintTo(f);
   f->Print(", %s, '%s'",
            dst_type().ToCString(),
            dst_name().ToCString());
-  f->Print(" instantiator(");
-  instantiator()->PrintTo(f);
-  f->Print(")");
   f->Print(" instantiator_type_arguments(");
   instantiator_type_arguments()->PrintTo(f);
   f->Print(")");
 }
 
 
 void AssertBooleanInstr::PrintOperandsTo(BufferFormatter* f) const {
   value()->PrintTo(f);
 }
 
@@ skipping 123 matching lines @@
   f->Print("%s, ", String::Handle(field().name()).ToCString());
   value()->PrintTo(f);
 }
 
 
 void InstanceOfInstr::PrintOperandsTo(BufferFormatter* f) const {
   value()->PrintTo(f);
   f->Print(" %s %s",
             negate_result() ? "ISNOT" : "IS",
             String::Handle(type().Name()).ToCString());
-  f->Print(" instantiator(");
-  instantiator()->PrintTo(f);
-  f->Print(")");
   f->Print(" type-arg(");
   instantiator_type_arguments()->PrintTo(f);
   f->Print(")");
 }
 
 
 void RelationalOpInstr::PrintOperandsTo(BufferFormatter* f) const {
   f->Print("%s, ", Token::Str(kind()));
   left()->PrintTo(f);
   f->Print(", ");
@@ skipping 650 matching lines @@
 }
 
 const char* Environment::ToCString() const {
   char buffer[1024];
   BufferFormatter bf(buffer, 1024);
   PrintTo(&bf);
   return Thread::Current()->zone()->MakeCopyOfString(buffer);
 }
 
 }  // namespace dart