Import Cobalt 19.master.0.203780

Includes the following patches:
  https://cobalt-review.googlesource.com/c/cobalt/+/5210
    by errong.leng@samsung.com
  https://cobalt-review.googlesource.com/c/cobalt/+/5270
    by linus.wang@samsung.com
diff --git a/src/third_party/web_platform_tests/streams/byte-length-queuing-strategy.sharedworker.html b/src/third_party/web_platform_tests/streams/byte-length-queuing-strategy.sharedworker.html
new file mode 100644
index 0000000..765878e
--- /dev/null
+++ b/src/third_party/web_platform_tests/streams/byte-length-queuing-strategy.sharedworker.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>byte-length-queuing-strategy.js shared worker wrapper file</title>
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<script>
+'use strict';
+fetch_tests_from_worker(new SharedWorker('byte-length-queuing-strategy.js'));
+</script>