GitLab

Rather than showing the infobar, just refresh the page. The user would usually
arrive in this situation because they've clicked a link to obtain flash, so
refreshing the page shouldn't be problematic.

BUG=641615,652479

Review-Url: https://codereview.chromium.org/2390193002
Cr-Commit-Position: refs/heads/master@{#422945}