History of Field::point 1 change

In crates/backdrop/src/field.rs, lines 90–93 on bb018142cca7d18bd4f910c992653e74af783e8d2c7e80a98f9e5685553a7c63. 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 90,93:crates/backdrop/src/field.rs.