[turbofan] Add support for advanced reducers.

test/unittests/compiler/control-reducer-unittest.cc

 // Copyright 2015 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 "src/compiler/control-reducer.h"
 #include "src/compiler/diamond.h"
 #include "src/compiler/graph-visualizer.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/js-operator.h"
 #include "src/compiler/machine-operator.h"
@@ skipping 23 matching lines @@
   MachineOperatorBuilder machine_;
   JSOperatorBuilder javascript_;
   JSGraph jsgraph_;
 
   void ReduceGraph(int max_phis_for_select = 0) {
     if (FLAG_trace_turbo_graph) {
       OFStream os(stdout);
       os << "-- Graph before control reduction" << std::endl;
       os << AsRPO(*graph());
     }
-    ControlReducer::ReduceGraph(zone(), jsgraph(), common(),
-                                max_phis_for_select);
+    ControlReducer::ReduceGraph(zone(), jsgraph(), max_phis_for_select);
     if (FLAG_trace_turbo_graph) {
       OFStream os(stdout);
       os << "-- Graph after control reduction" << std::endl;
       os << AsRPO(*graph());
     }
   }
 
   JSGraph* jsgraph() { return &jsgraph_; }
 };
 
@@ skipping 290 matching lines @@
                    IsSelect(kType, p0, IsInt32Constant(1), IsInt32Constant(2)),
                    IsSelect(kType, p0, IsInt32Constant(2), IsInt32Constant(3))),
                graph()->start(), graph()->start()));
   EXPECT_THAT(graph()->end(), IsEnd(ret));
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8