Rename AllocationSiteInfo to AllocationMemento

src/codegen.h

Index: src/codegen.h
diff --git a/src/codegen.h b/src/codegen.h
index 53ff2e1a1a939b97be45949fab804788b6d8156c..ea202969162ca60c62e6d6ec074562780941d196 100644
--- a/src/codegen.h
+++ b/src/codegen.h
@@ -97,10 +97,10 @@ UnaryMathFunction CreateSqrtFunction();
 class ElementsTransitionGenerator : public AllStatic {
  public:
   // If |mode| is set to DONT_TRACK_ALLOCATION_SITE,
-  // |allocation_site_info_found| may be NULL.
+  // |allocation_memento_found| may be NULL.
   static void GenerateMapChangeElementsTransition(MacroAssembler* masm,
       AllocationSiteMode mode,
-      Label* allocation_site_info_found);
+      Label* allocation_memento_found);
   static void GenerateSmiToDouble(MacroAssembler* masm,
                                   AllocationSiteMode mode,
                                   Label* fail);