GitLab

FrameSinkElement implements FrameSinkObserver interface and handles all
the events for updating the tree.

Bug: 816802
Change-Id: I6552281672cda18f611c65971aa56eea7aa13a00
Reviewed-on: https://chromium-review.googlesource.com/1113018
Commit-Queue: Yi Xu <yiyix@chromium.org>
Reviewed-by: kylechar <kylechar@chromium.org>
Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584290}