Worker: Add WPTs for module loading with blob, data, and file URLs

Bug: 680046
Change-Id: I8b3894bfbc8df999952fa82e8f2b3abb4088f434
Reviewed-on: https://chromium-review.googlesource.com/1114566
Reviewed-by: Kouhei Ueno <kouhei@chromium.org>
Commit-Queue: Hiroki Nakagawa <nhiroki@chromium.org>
Cr-Commit-Position: refs/heads/master@{#571378}
9 files changed