- (id<WXImageOperationProtocol>)downloadImageWithURL:(NSString *)url imageFrame:(CGRect)imageFrame userInfo:(NSDictionary *)userInfo completed:(void(^)(UIImage *image,  NSError *error, BOOL finished))completedBlock {    return (id<WXImageOperationProtocol>)[[SDWebImageManager sharedManager] loadImageWithURL:[NSURL URLWithString:url] options:0 progress:^(NSInteger receivedSize, NSInteger expectedSize, NSURL * _Nullable targetURL) {    } completed:^(UIImage * _Nullable image, NSData * _Nullable data, NSError * _Nullable error, SDImageCacheType cacheType, BOOL finished, NSURL * _Nullable imageURL) {        if (completedBlock) {            completedBlock(image, error, finished);        }    }];}sd4.0的下載圖片api和weex手冊中示例不一樣，有碰到相同問題的嗎？