message: removed nonnull
diff: @@ -14,13 +14,10 @@ limitations under the License.
  ==============================================================================*/
  #import "tensorflow_lite_support/ios/task/processor/sources/TFLClassificationResult.h"
  -@implementation TFLClassifications {
  - NSInteger _headIndex;
  - NSArray<TFLCategory *> *_categories;
  -}
  +@implementation TFLClassifications
  - (instancetype)initWithHeadIndex:(NSInteger)headIndex
  - categories:(nonnull NSArray<TFLCategory *> *)categories {
  + categories:(NSArray<TFLCategory *> *)categories {
  self = [super init];
  if (self) {
  _headIndex = headIndex;
  