Fuchsia: Add support for vector of enum in FIDL/JS

Bug: 883496
Change-Id: Ib611c2d195b401475bb343099c8b12a644e942a7
Reviewed-on: https://chromium-review.googlesource.com/c/1324095
Commit-Queue: Scott Graham <scottmg@chromium.org>
Reviewed-by: Wez <wez@chromium.org>
Cr-Commit-Position: refs/heads/master@{#606569}
3 files changed