GitLab

This CL corrects the import of the assert function into site_data.js,
as well as removes the import of the unused assert.html from controlled_
button.js

Bug: 1069380
Change-Id: I5d50438763c355ca847567da1a9c6dfbfefcccb9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2143815
Commit-Queue: Theodore Olsauskas-Warren <sauski@google.com>
Reviewed-by: dpapad <dpapad@chromium.org>
Cr-Commit-Position: refs/heads/master@{#757966}