Revert of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 626556b81889600cc453e69ca705cbd0002cf2b1..c16a672d85b4742c4faf441a360033a45636bdf6 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -228,18 +228,6 @@ MaybeHandle<Object> Object::ToLength(Isolate* isolate, Handle<Object> input) {
   return isolate->factory()->NewNumber(len);
 }
 
-// static
-MaybeHandle<Object> Object::ToIndex(Isolate* isolate, Handle<Object> input,
-                                    MessageTemplate::Template error_index) {
-  if (input->IsUndefined(isolate)) return isolate->factory()->NewNumber(0.0);
-  ASSIGN_RETURN_ON_EXCEPTION(isolate, input, ToNumber(input), Object);
-  double len = DoubleToInteger(input->Number()) + 0.0;
-  auto js_len = isolate->factory()->NewNumber(len);
-  if (len < 0.0 || len > kMaxSafeInteger) {
-    THROW_NEW_ERROR(isolate, NewRangeError(error_index, js_len), Object);
-  }
-  return js_len;
-}
 
 bool Object::BooleanValue() {
   if (IsSmi()) return Smi::cast(this)->value() != 0;