GitLab

Also rename to MountPreconfiguredShare() to avoid the confusion between
mount/remount/premount.

Bug: 939235
Change-Id: If9df3a55b4aea6852468078b2188974adf35af24
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2035504
Commit-Queue: Anand Mistry <amistry@chromium.org>
Reviewed-by: Austin Tankiang <austinct@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738427}