[turbofan] Initial support for Array constructor specialization.

src/compiler/node-properties.h

Index: src/compiler/node-properties.h
diff --git a/src/compiler/node-properties.h b/src/compiler/node-properties.h
index 8019019cba1865fa78f6ca48b59d56b025722f72..cc1e67c8a300a6eaf5d47a454f02a0e442a98e81 100644
--- a/src/compiler/node-properties.h
+++ b/src/compiler/node-properties.h
@@ -88,6 +88,9 @@ class NodeProperties final {
   static void RemoveNonValueInputs(Node* node);
   static void RemoveValueInputs(Node* node);
 
+  // Replaces all value inputs of {node} with the single input {value}.
+  static void ReplaceValueInputs(Node* node, Node* value);
+
   // Merge the control node {node} into the end of the graph, introducing a
   // merge node or expanding an existing merge node if necessary.
   static void MergeControlToEnd(Graph* graph, CommonOperatorBuilder* common,