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

src/codegen.h

Index: src/codegen.h
diff --git a/src/codegen.h b/src/codegen.h
index 0ac68c2eac7c52bf493b93de0c0bac4e722f6378..09907c4a20c94f088c4c1cd0100de1fbbd9dfb5d 100644
--- a/src/codegen.h
+++ b/src/codegen.h
@@ -96,9 +96,17 @@ UnaryMathFunction CreateSqrtFunction();
 
 class ElementsTransitionGenerator : public AllStatic {
  public:
-  static void GenerateMapChangeElementsTransition(MacroAssembler* masm);
-  static void GenerateSmiToDouble(MacroAssembler* masm, Label* fail);
-  static void GenerateDoubleToObject(MacroAssembler* masm, Label* fail);
+  // If |mode| is set to DONT_TRACK_ALLOCATION_SITE,
+  // |allocation_site_info_found| may be NULL.
+  static void GenerateMapChangeElementsTransition(MacroAssembler* masm,
+      AllocationSiteMode mode,
+      Label* allocation_site_info_found);
+  static void GenerateSmiToDouble(MacroAssembler* masm,
+                                  AllocationSiteMode mode,
+                                  Label* fail);
+  static void GenerateDoubleToObject(MacroAssembler* masm,
+                                     AllocationSiteMode mode,
+                                     Label* fail);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ElementsTransitionGenerator);