Implement ClearFunctionTypeFeedback for test cases.

src/mark-compact.cc

Index: src/mark-compact.cc
diff --git a/src/mark-compact.cc b/src/mark-compact.cc
index 507ad84090860b0c9eb6993b4896619fcefad389..4216e164091366af9d2659961b0efb2108cccfaf 100644
--- a/src/mark-compact.cc
+++ b/src/mark-compact.cc
@@ -1186,16 +1186,7 @@ class StaticMarkingVisitor : public StaticVisitorBase {
     Heap* heap = map->GetHeap();
     Code* code = reinterpret_cast<Code*>(object);
     if (FLAG_cleanup_code_caches_at_gc) {
-      Object* raw_info = code->type_feedback_info();
-      if (raw_info->IsTypeFeedbackInfo()) {
-        TypeFeedbackCells* type_feedback_cells =
-            TypeFeedbackInfo::cast(raw_info)->type_feedback_cells();
-        for (int i = 0; i < type_feedback_cells->CellCount(); i++) {
-          ASSERT(type_feedback_cells->AstId(i)->IsSmi());
-          JSGlobalPropertyCell* cell = type_feedback_cells->Cell(i);
-          cell->set_value(TypeFeedbackCells::RawUninitializedSentinel(heap));
-        }
-      }
+      code->ClearTypeFeedbackCells(heap);
     }
     code->CodeIterateBody<StaticMarkingVisitor>(heap);
   }