From 833c3dbf977c1472a9b1667a0a9b058197ffcdcc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marja=20H=C3=B6ltt=C3=A4?= <marja@chromium.org>
Date: Mon, 30 Apr 2018 10:36:11 +0200
Subject: [PATCH] [in-place weak refs prework] Remove dead
 FeedbackVector::copy.
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BUG=v8:7308

Change-Id: I55400096095619e2995a50adadf93253fc95d34c
Reviewed-on: https://chromium-review.googlesource.com/1034057
Reviewed-by: Igor Sheludko <ishell@chromium.org>
Commit-Queue: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52880}
---
 src/feedback-vector.cc | 13 -------------
 src/feedback-vector.h  |  3 ---
 2 files changed, 16 deletions(-)

diff --git a/src/feedback-vector.cc b/src/feedback-vector.cc
index d614c74c64..8aa49f370d 100644
--- a/src/feedback-vector.cc
+++ b/src/feedback-vector.cc
@@ -283,19 +283,6 @@ Handle<FeedbackVector> FeedbackVector::New(Isolate* isolate,
   return result;
 }
 
-// static
-Handle<FeedbackVector> FeedbackVector::Copy(Isolate* isolate,
-                                            Handle<FeedbackVector> vector) {
-  Handle<FeedbackVector> result;
-  result = Handle<FeedbackVector>::cast(
-      isolate->factory()->CopyFixedArray(Handle<FixedArray>::cast(vector)));
-  if (!isolate->is_best_effort_code_coverage() ||
-      isolate->is_collecting_type_profile()) {
-    AddToVectorsForProfilingTools(isolate, result);
-  }
-  return result;
-}
-
 // static
 void FeedbackVector::AddToVectorsForProfilingTools(
     Isolate* isolate, Handle<FeedbackVector> vector) {
diff --git a/src/feedback-vector.h b/src/feedback-vector.h
index 02acb79751..7d9e03b4b5 100644
--- a/src/feedback-vector.h
+++ b/src/feedback-vector.h
@@ -214,9 +214,6 @@ class FeedbackVector : public HeapObject {
   V8_EXPORT_PRIVATE static Handle<FeedbackVector> New(
       Isolate* isolate, Handle<SharedFunctionInfo> shared);
 
-  static Handle<FeedbackVector> Copy(Isolate* isolate,
-                                     Handle<FeedbackVector> vector);
-
 #define DEFINE_SLOT_KIND_PREDICATE(Name) \
   bool Name(FeedbackSlot slot) const { return Name##Kind(GetKind(slot)); }