History of HistoryPanel::constructor 1 change

In src/history.ts, lines 32–50 on 6e06e5a13d1781de0cf1d22fc9ffb6b61734dbda9fd638ca4a807470e206f353. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 32,50:src/history.ts.