public void tryRegisterSdkDownloadFailureHandler(@NotNull Sdk originalSdk,
                                                   @NotNull Runnable onSdkFailed) {
    PendingDownload task = findTask(originalSdk);
    if (task == null) return;
    task.mySdkFailedHandlers.add(onSdkFailed);
  }
public void tryRegisterSdkDownloadFailureHandler(@NotNull Sdk originalSdk,
                                                   @NotNull Runnable onSdkFailed)