message: Don't error on removing before get.
  Fixes DIM-JR
diff: @@ -138,7 +138,8 @@ export const SyncService = {
  */
  async remove(key: string | string[]): Promise<void> {
  if (!cached) {
  - throw new Error("Must call get at least once before removing");
  + // Nothing to do
  + return;
  }
  let deleted = false;
  