Fix thinko causing crashes when loading projects with legacy video ratios.

diff --git a/src/lib/video_content.cc b/src/lib/video_content.cc
index b4ad30f70d1c77ad523b57ad4edc65ff00a93faa..631abc417875e679fc066c49eb31e80c3f1b17b0 100644 (file)
--- a/src/lib/video_content.cc
+++ b/src/lib/video_content.cc
@@ -614,7 +614,7 @@ VideoContent::scaled_size (dcp::Size film_container)
                        _legacy_ratio = optional<float>();
                        return fit_ratio_within(*_custom_ratio, film_container);
                }
-               _legacy_ratio = 0;
+               _legacy_ratio = boost::optional<float>();
        }
 
        return auto_size;