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-operator.h b/src/compiler/js-operator.h
index 070e71e..eb323c9 100644
--- a/src/compiler/js-operator.h
+++ b/src/compiler/js-operator.h
@@ -350,15 +350,18 @@
 // JSCreateLiteralRegExp operators.
 class CreateLiteralParameters final {
  public:
-  CreateLiteralParameters(Handle<HeapObject> constant, int flags, int index)
-      : constant_(constant), flags_(flags), index_(index) {}
+  CreateLiteralParameters(Handle<HeapObject> constant, int length, int flags,
+                          int index)
+      : constant_(constant), length_(length), flags_(flags), index_(index) {}
 
   Handle<HeapObject> constant() const { return constant_; }
+  int length() const { return length_; }
   int flags() const { return flags_; }
   int index() const { return index_; }
 
  private:
   Handle<HeapObject> const constant_;
+  int const length_;
   int const flags_;
   int const index_;
 };
@@ -401,10 +404,12 @@
   const Operator* Modulus(BinaryOperationHints hints);
 
   const Operator* ToBoolean(ToBooleanHints hints);
-  const Operator* ToNumber();
-  const Operator* ToString();
+  const Operator* ToInteger();
+  const Operator* ToLength();
   const Operator* ToName();
+  const Operator* ToNumber();
   const Operator* ToObject();
+  const Operator* ToString();
   const Operator* Yield();
 
   const Operator* Create();
@@ -414,9 +419,11 @@
                                 PretenureFlag pretenure);
   const Operator* CreateIterResultObject();
   const Operator* CreateLiteralArray(Handle<FixedArray> constant_elements,
-                                     int literal_flags, int literal_index);
+                                     int literal_flags, int literal_index,
+                                     int number_of_elements);
   const Operator* CreateLiteralObject(Handle<FixedArray> constant_properties,
-                                      int literal_flags, int literal_index);
+                                      int literal_flags, int literal_index,
+                                      int number_of_properties);
   const Operator* CreateLiteralRegExp(Handle<String> constant_pattern,
                                       int literal_flags, int literal_index);