GitLab

Added a check for the survey's status. When the survey is not
reachable or over its capacity, we won't show the HaTS bubble any more.
Also, we will record the over capacity information so we won't need to
check it again.

BUG=1048385

Change-Id: If547eefcb0992ba43d78ee07c46fb718fa309a96
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2034055
Commit-Queue: Wei Li <weili@chromium.org>
Reviewed-by: Martin Šrámek <msramek@chromium.org>
Reviewed-by: Robert Liao <robliao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#748528}