Address review comments in commited cl (issue 10460002).

runtime/vm/intermediate_language.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/intermediate_language.h"
 
 #include "vm/bit_vector.h"
 #include "vm/flow_graph_builder.h"
 #include "vm/object.h"
 #include "vm/os.h"
@@ skipping 28 matching lines @@
   for (intptr_t i = 0; i < block_order_.length(); ++i) {
     Instruction* current = block_order_[i]->Accept(this);
     while ((current != NULL) && !current->IsBlockEntry()) {
       current = current->Accept(this);
     }
   }
 }
 
 
 intptr_t CreateClosureComp::InputCount() const {
-  intptr_t input_count = 0;
-  // Optional type arguments.
-  if (type_arguments() != NULL) input_count++;
-  // Optional receiver.
-  if (function().IsImplicitInstanceClosureFunction()) input_count++;
-  return input_count;
+  // Type arguments (or null object) and receiver of implicit instance closure.
+  return function().IsImplicitInstanceClosureFunction() ? 2 : 1;
 }
 
 
 intptr_t InstanceCallComp::InputCount() const {
   return ArgumentCount();
 }
 
 
 intptr_t StaticCallComp::InputCount() const {
   return ArgumentCount();
@@ skipping 474 matching lines @@
 }
 
 
 RawAbstractType* BinaryOpComp::StaticType() const {
   // TODO(srdjan): Compute based on input types (ICData).
   return Type::DynamicType();
 }
 
 
 }  // namespace dart