Additional work to get array literal allocation tracking working, even with --always-opt

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index 23390dc1115a48df3305bad9bc237afb6c3e45ad..9fd405c455fa28ba45bc4abaebd8ef6c01b067c5 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -4988,10 +4988,12 @@ class HFastLiteral: public HMaterializedLiteral<1> {
                Handle<JSObject> boilerplate,
                int total_size,
                int literal_index,
-               int depth)
+               int depth,
+               AllocationSiteInfoMode mode)
       : HMaterializedLiteral<1>(literal_index, depth),
         boilerplate_(boilerplate),
-        total_size_(total_size) {
+        total_size_(total_size),
+        allocation_site_info_mode_(mode) {
     SetOperandAt(0, context);
     SetGVNFlag(kChangesNewSpacePromotion);
   }
@@ -5004,7 +5006,9 @@ class HFastLiteral: public HMaterializedLiteral<1> {
   HValue* context() { return OperandAt(0); }
   Handle<JSObject> boilerplate() const { return boilerplate_; }
   int total_size() const { return total_size_; }
-
+  AllocationSiteInfoMode allocation_site_info_mode() const {
+    return allocation_site_info_mode_;
+  }
   virtual Representation RequiredInputRepresentation(int index) {
     return Representation::Tagged();
   }
@@ -5015,6 +5019,7 @@ class HFastLiteral: public HMaterializedLiteral<1> {
  private:
   Handle<JSObject> boilerplate_;
   int total_size_;
+  AllocationSiteInfoMode allocation_site_info_mode_;
 };