Add CHECKs that the array buffers list is always sorted new to old

src/runtime/runtime-typedarray.cc

Index: src/runtime/runtime-typedarray.cc
diff --git a/src/runtime/runtime-typedarray.cc b/src/runtime/runtime-typedarray.cc
index 59c417f5b7c92ef548e2370703f94109dc670a66..510ceb1ac9631e4ebb9fc97f2f958fb0d3fccf2d 100644
--- a/src/runtime/runtime-typedarray.cc
+++ b/src/runtime/runtime-typedarray.cc
@@ -52,6 +52,7 @@ void Runtime::SetupArrayBuffer(Isolate* isolate,
   array_buffer->set_byte_length(*byte_length);
 
   array_buffer->set_weak_next(isolate->heap()->array_buffers_list());
+  CHECK(isolate->heap()->InNewSpace(*array_buffer));
   isolate->heap()->set_array_buffers_list(*array_buffer);
   array_buffer->set_weak_first_view(isolate->heap()->undefined_value());
 }