GitLab

This CL adds a Android bookmark type for reading list, so we can
distinguish reading list bookmarks in UI and fork calls into reading
list backend.

Bug: 1128074
Change-Id: I8ceb198bcca68c794d7a044210a73b97679fce07
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2415589Reviewed-by: David Trainor <dtrainor@chromium.org>
Reviewed-by: Theresa  <twellington@chromium.org>
Commit-Queue: Xing Liu <xingliu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#809021}