Refactor the IL for object allocation with type arguments.

runtime/vm/flow_graph_builder.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_FLOW_GRAPH_BUILDER_H_
 #define VM_FLOW_GRAPH_BUILDER_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 245 matching lines @@
   Value* BuildInstantiatedTypeArguments(
       intptr_t token_pos,
       const AbstractTypeArguments& type_arguments);
 
   // Creates a possibly uninstantiated type argument vector and the type
   // argument vector of the instantiator used in
   // preparation of a constructor call.
   // May be called only if allocating an object of a parameterized class.
   void BuildConstructorTypeArguments(
       ConstructorCallNode* node,
-      Value** type_arguments,
-      Value** instantiator,
       ZoneGrowableArray<PushArgumentInstr*>* call_arguments);
 
   void BuildTypecheckPushArguments(
       intptr_t token_pos,
       PushArgumentInstr** push_instantiator,
       PushArgumentInstr** push_instantiator_type_arguments);
   void BuildTypecheckArguments(intptr_t token_pos,
                                Value** instantiator,
                                Value** instantiator_type_arguments);
   Value* BuildInstantiator();
@@ skipping 203 matching lines @@
   // Output parameters.
   GrowableArray<TargetEntryInstr**> true_successor_addresses_;
   GrowableArray<TargetEntryInstr**> false_successor_addresses_;
 
   intptr_t condition_token_pos_;
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_BUILDER_H_