For-of on null or undefined is an error

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 303f830a7e27e569cefddd2252e1c528ffbdbacb..9e42c4109db38bb8481bbe8fe18978388d43aef2 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -1276,15 +1276,6 @@ void FullCodeGenerator::VisitForOfStatement(ForOfStatement* stmt) {
   Iteration loop_statement(this, stmt);
   increment_loop_depth();
 
-  // var iterable = subject
-  VisitForAccumulatorValue(stmt->assign_iterable());
-
-  // As with for-in, skip the loop if the iterator is null or undefined.
-  __ CompareRoot(r0, Heap::kUndefinedValueRootIndex);
-  __ b(eq, loop_statement.break_label());
-  __ CompareRoot(r0, Heap::kNullValueRootIndex);
-  __ b(eq, loop_statement.break_label());
-
   // var iterator = iterable[Symbol.iterator]();
   VisitForEffect(stmt->assign_iterator());