public DrawableTypeRequest<T> from(Class<T> modelClass) {
            return optionsApplier.apply(new DrawableTypeRequest<T>(modelClass, loader, null, context, glide,
                    requestTracker, lifecycle, optionsApplier));
        }
Returns a request builder that uses the provided {@link ModelLoader} to load
images from an {@link InputStream}s obtained from models of the given model class.

@param modelClass The class of model to load images from.
core/src/main/java/com/bumptech/glide/RequestManager.java