code: @NonNull
    public RequestCreator noPlaceholder() {
      if (placeholderResId != 0) {
        throw new IllegalStateException("Placeholder resource already set.");
      }
      if (placeholderDrawable != null) {
        throw new IllegalStateException("Placeholder image already set.");
      }
      setPlaceholder = false;
      return this;
    }
docs: Explicitly opt-out to having a placeholder set when calling {@code into}.
  <p>
  By default, Picasso will either set a supplied placeholder or clear the target
  {@link ImageView} in order to ensure behavior in situations where views are recycled. This
  method will prevent that behavior and retain any already set image.