Form-associated custom elements: Add a 'name' attribute to a test case

In the test case, we'd like to test if a 'name' attribute on a custom
element is ignored. However it had no 'name' attribute.  This CL adds
it.

Bug: 905922
Change-Id: Id8eca7cd5be14a2a334a08bbc20380ef60192ba2
Reviewed-on: https://chromium-review.googlesource.com/c/1395866
Reviewed-by: Hayato Ito <hayato@chromium.org>
Commit-Queue: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#620255}
1 file changed