Upgrade V8 to 5.1.281.57  DO NOT MERGE

FPIIM-449

Change-Id: Id981b686b4d587ac31697662eb98bb34be42ad90
(cherry picked from commit 3b9bc31999c9787eb726ecdbfd5796bfdec32a18)
diff --git a/src/compiler/js-call-reducer.h b/src/compiler/js-call-reducer.h
index f40f05d..9ffae15 100644
--- a/src/compiler/js-call-reducer.h
+++ b/src/compiler/js-call-reducer.h
@@ -20,7 +20,7 @@
 
 // Performs strength reduction on {JSCallConstruct} and {JSCallFunction} nodes,
 // which might allow inlining or other optimizations to be performed afterwards.
-class JSCallReducer final : public AdvancedReducer {
+class JSCallReducer final : public Reducer {
  public:
   // Flags that control the mode of operation.
   enum Flag {
@@ -29,12 +29,9 @@
   };
   typedef base::Flags<Flag> Flags;
 
-  JSCallReducer(Editor* editor, JSGraph* jsgraph, Flags flags,
+  JSCallReducer(JSGraph* jsgraph, Flags flags,
                 MaybeHandle<Context> native_context)
-      : AdvancedReducer(editor),
-        jsgraph_(jsgraph),
-        flags_(flags),
-        native_context_(native_context) {}
+      : jsgraph_(jsgraph), flags_(flags), native_context_(native_context) {}
 
   Reduction Reduce(Node* node) final;