code: @SuppressWarnings("null")
    protected final @NotNull String getMediaCropProperty(@NotNull MediaRequest mediaRequest,
        @Nullable MediaHandlerConfig mediaHandlerConfig) {
      String cropProperty = mediaRequest.getCropProperty();
      if (StringUtils.isEmpty(cropProperty)) {
        if (mediaHandlerConfig != null) {
          cropProperty = mediaHandlerConfig.getMediaCropProperty();
        }
        else {
          cropProperty = MediaNameConstants.PN_MEDIA_CROP;
        }
      }
      return cropProperty;
    }
docs: Get property name containing the cropping parameters
  @param mediaRequest Media request
  @param mediaHandlerConfig Media handler config (can be null, but should not be null)
  @return Property name