History of BlameController::dispose 1 change

In src/blame.ts, lines 120–127 on aeb4e32ee7a0f2b6d9e0b4447697226acc0257cc2527c308ae2b0889c45e9d03+cdcffe39dd9fb394683e779baccc1bbdf7575e1bf48e44325e0e3bc4dbd55611. 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 120,127:src/blame.ts.