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

src/runtime/runtime-object.cc

Index: src/runtime/runtime-object.cc
diff --git a/src/runtime/runtime-object.cc b/src/runtime/runtime-object.cc
index d16fad8c1a2b6d2f2098caace96a376cf885830d..6ff684d8c0e790a45bf943d7d401896175fe563d 100644
--- a/src/runtime/runtime-object.cc
+++ b/src/runtime/runtime-object.cc
@@ -885,6 +885,12 @@ RUNTIME_FUNCTION(Runtime_ToLength) {
   RETURN_RESULT_OR_FAILURE(isolate, Object::ToLength(isolate, input));
 }
 
+RUNTIME_FUNCTION(Runtime_ToIndex) {
+  HandleScope scope(isolate);
+  DCHECK_EQ(1, args.length());
+  CONVERT_ARG_HANDLE_CHECKED(Object, input, 0);
+  RETURN_RESULT_OR_FAILURE(isolate, Object::ToIndex(isolate, input));
+}

[Dan Ehrenberg, 2016/06/23 21:45:32]

I don't see anyone who calls %ToIndex. Why was the runtime function added?

[bakkot, 2016/06/28 23:41:07]

Removed.

 
 RUNTIME_FUNCTION(Runtime_ToString) {
   HandleScope scope(isolate);