[RTCDataChannel-send.html]
disabled:
if (os == "win") and (bits == 32): https://bugzilla.mozilla.org/show_bug.cgi?id=1594018
[Negotiated datachannel send() up to max size should succeed, above max size should fail]
expected: FAIL
[Datachannel send() up to max size should succeed, above max size should fail]
expected: FAIL