GitLab

Converted files:
- ui/file_manager/file_manager/background/js/metadata_proxy.js
- ui/file_manager/file_manager/background/js/metadata_proxy_unittest.js

Bug: 1133186
Change-Id: I81eb9d34fff12835ef5974acfee3817fec864340
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2563105
Commit-Queue: Jeremie Boulic <jboulic@chromium.org>
Reviewed-by: Luciano Pacheco <lucmult@chromium.org>
Cr-Commit-Position: refs/heads/master@{#833130}