Revert of [turbofan] Checking of input counts on node creation

src/compiler/graph.h

Index: src/compiler/graph.h
diff --git a/src/compiler/graph.h b/src/compiler/graph.h
index 28686aa2ca48eb1ac75ba13e2e31c05472edbd87..cb073b312acafdc01933bbb6f113be18a714f1c4 100644
--- a/src/compiler/graph.h
+++ b/src/compiler/graph.h
@@ -34,10 +34,6 @@
   explicit Graph(Zone* zone);
 
   // Base implementation used by all factory methods.
-  Node* NewNodeUnchecked(const Operator* op, int input_count, Node** inputs,
-                         bool incomplete = false);
-
-  // Factory that checks the input count.
   Node* NewNode(const Operator* op, int input_count, Node** inputs,
                 bool incomplete = false);