Fix broken `about:cache` pages on higher security levels

We should allow JavaScript on about:cache as it would break otherwise on higher security levels. This is a spin-off of comment:3:ticket:16485.

added TorBrowserTeam201706R component::applications/tor browser owner::tbb-team priority::medium resolution::fixed severity::normal status::closed type::defect labels

bug_22458 (https://gitweb.torproject.org/user/gk/tor-browser-bundle.git/commit/?h=bug_22458&id=bff2b086201f733a41b2d84302c38f2319b75210) in my public tor-browser-bundle repo has a proposed fix for review.

Trac:
Status: new to needs_review
Keywords: TorBrowserTeam201705 deleted, TorBrowserTeam201705R added

Moving review tickets to 201706

Trac:
Keywords: TorBrowserTeam201705R deleted, TorBrowserTeam201706R added

The patch looks good to me.

Thanks. Applied to master and maint-7.0 (commit e385532fa600616740bf9a92cf8d3325c0507774 and 0cc98ba1bb0f3c15d00760a1ca05713489f5085a).

Trac:
Status: needs_review to closed
Resolution: N/A to fixed

closed

moved to tpo/applications/tor-browser#22458 (closed)