src/vs/workbench/contrib/scm/browser/dirtydiffDecorator.ts/MoveToPreviousChangeAction/constructor
class MoveToPreviousChangeAction:	constructor() {
		super({
			id: 'workbench.action.editor.previousChange',
			label: nls.localize('move to previous change', "Move to Previous Change"),
			alias: 'Move to Previous Change',
			precondition: undefined,
			kbOpts: { kbExpr: EditorContextKeys.editorTextFocus, primary: KeyMod.Shift | KeyMod.Alt | KeyCode.F5, weight: KeybindingWeight.EditorContrib }
		});
	}