CONSOLE ERROR: line 7: Unsafe JavaScript attempt to initiate navigation for frame with URL 'http://web-platform.test:8001/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_allow_top_navigation_by_user_activation-manual.html' from frame with URL 'http://web-platform.test:8001/html/semantics/embedded-content/the-iframe-element/support/iframe-that-performs-top-navigation.html'. The frame attempting navigation of the top-level window is sandboxed with the 'allow-top-navigation-by-user-activation' flag, but has no user activation (aka gesture). See https://www.chromestatus.com/feature/5629582019395584.

