src/vs/workbench/services/dialogs/browser/simpleFileDialog.ts/SimpleFileDialog/isSelectionChangeFromUser
class SimpleFileDialog:	private isSelectionChangeFromUser(): boolean {
		if (this.activeItem === (this.filePickBox.activeItems ? this.filePickBox.activeItems[0] : undefined)) {
			return false;
		}
		return true;
	}