[TypeFeedbackVector] Root feedback vectors at function literal site.

src/compiler/js-graph.cc

Index: src/compiler/js-graph.cc
diff --git a/src/compiler/js-graph.cc b/src/compiler/js-graph.cc
index 1be6ec89100b48f4b6e5d153b7ede9d11bb1fd05..d16c3cdcce58cb27f05a7016bbda7bc6450be965 100644
--- a/src/compiler/js-graph.cc
+++ b/src/compiler/js-graph.cc
@@ -66,11 +66,6 @@ Node* JSGraph::EmptyFixedArrayConstant() {
                 HeapConstant(factory()->empty_fixed_array()));
 }
 
-Node* JSGraph::EmptyFeedbackVectorConstant() {
-  return CACHED(kEmptyFeedbackVectorConstant,
-                HeapConstant(factory()->empty_type_feedback_vector()));
-}
-
 Node* JSGraph::EmptyStringConstant() {
   return CACHED(kEmptyStringConstant, HeapConstant(factory()->empty_string()));
 }