[turbofan] Turn JSContextSpecializer into an AdvancedReducer.

src/compiler/js-context-specialization.cc

Index: src/compiler/js-context-specialization.cc
diff --git a/src/compiler/js-context-specialization.cc b/src/compiler/js-context-specialization.cc
index 1bf19ac7d6876017ef4cba9f634f85b0251a4738..a39b66fbc85a002665117d75a26ad20cc7ce8114 100644
--- a/src/compiler/js-context-specialization.cc
+++ b/src/compiler/js-context-specialization.cc
@@ -70,7 +70,7 @@ Reduction JSContextSpecializer::ReduceJSLoadContext(Node* node) {
   // TODO(titzer): record the specialization for sharing code across multiple
   // contexts that have the same value in the corresponding context slot.
   Node* constant = jsgraph_->Constant(value);
-  NodeProperties::ReplaceWithValue(node, constant);
+  ReplaceWithValue(node, constant);
   return Replace(constant);
 }