[turbofan] Run DeadCodeElimination together with the advanced reducers.

src/compiler/graph-reducer.h

Index: src/compiler/graph-reducer.h
diff --git a/src/compiler/graph-reducer.h b/src/compiler/graph-reducer.h
index b4e9ef8d1ccedb7c414d63a4f79e1b06d0b5fdd4..39c302f8925dffb456e9b341c212aad87214684d 100644
--- a/src/compiler/graph-reducer.h
+++ b/src/compiler/graph-reducer.h
@@ -116,8 +116,7 @@ class AdvancedReducer : public Reducer {
 // Performs an iterative reduction of a node graph.
 class GraphReducer : public AdvancedReducer::Editor {
  public:
-  GraphReducer(Zone* zone, Graph* graph, Node* dead_value = nullptr,
-               Node* dead_control = nullptr);
+  GraphReducer(Zone* zone, Graph* graph, Node* dead = nullptr);
   ~GraphReducer();
 
   Graph* graph() const { return graph_; }
@@ -164,8 +163,7 @@ class GraphReducer : public AdvancedReducer::Editor {
   void Revisit(Node* node) final;
 
   Graph* const graph_;
-  Node* dead_value_;
-  Node* dead_control_;
+  Node* const dead_;
   NodeMarker<State> state_;
   ZoneVector<Reducer*> reducers_;
   ZoneStack<Node*> revisit_;