GitLab

Adding viz_browser_tests to the main viz_gtest suite. This will enable them on
the CQ.

TEST=viz_browser_tests

TBR=dpranke@chromium.org

Bug: 803148
Change-Id: If91ebaad6b116925ade56dbd68672cdc56c81fa2
Reviewed-on: https://chromium-review.googlesource.com/952983Reviewed-by: Jonathan Ross <jonross@chromium.org>
Reviewed-by: Stephen Martinis <martiniss@chromium.org>
Commit-Queue: Jonathan Ross <jonross@chromium.org>
Cr-Commit-Position: refs/heads/master@{#541549}