[turbofan] Next step towards shared operators.

test/cctest/compiler/simplified-graph-builder.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "test/cctest/compiler/simplified-graph-builder.h"
 
 #include "src/compiler/operator-properties.h"
 #include "src/compiler/operator-properties-inl.h"
 
 namespace v8 {
@@ skipping 25 matching lines @@
   effect_ = NULL;
 }
 
 
 void SimplifiedGraphBuilder::End() {
   Node* end = graph()->NewNode(common()->End(), return_);
   graph()->SetEnd(end);
 }
 
 
-Node* SimplifiedGraphBuilder::MakeNode(Operator* op, int value_input_count,
+Node* SimplifiedGraphBuilder::MakeNode(const Operator* op,
+                                       int value_input_count,
                                        Node** value_inputs) {
   DCHECK(op->InputCount() == value_input_count);
 
   DCHECK(!OperatorProperties::HasContextInput(op));
   DCHECK(!OperatorProperties::HasFrameStateInput(op));
   bool has_control = OperatorProperties::GetControlInputCount(op) == 1;
   bool has_effect = OperatorProperties::GetEffectInputCount(op) == 1;
 
   DCHECK(OperatorProperties::GetControlInputCount(op) < 2);
   DCHECK(OperatorProperties::GetEffectInputCount(op) < 2);
@@ skipping 23 matching lines @@
       UNREACHABLE();
     }
   }
 
   return result;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8