MFH: r431208

• Remove leftover patch after r431170

> Patching for chromium-54.0.2840.100_1

> Applying extra patch /xports/www/chromium/files/extra-patch-clang

> Applying extra patch /xports/www/chromium/files/extra-patch-libc++-old

> Applying FreeBSD patches for chromium-54.0.2840.100_1

Ignoring previously applied (or reversed) patch.
1 out of 1 hunks ignored--saving rejects to services/ui/ws/BUILD.gn.rej

> Patch patch-services_ui_ws_BUILD.gn failed to apply cleanly.

Reported by: Jonathan Chen <jonc@chen.org.nz> via email

Approved by: ports-secteam (junovitch)