chromium: Drop missing_alg_import.patch.

No longer needed, as we don't build version 38 (and below) anymore.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>
squash! chromium: Use bundled protobuf with version 40.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>