public static void evictFromCache(ReadableMap map, Context context) {
        if (!map.hasKey(URI_KEY)) {
            throw new IllegalArgumentException("Unable to find \"uri\" key in evictFromCache(map)");
        }
        evictFromCache(Helper.parseUri(map.getString(URI_KEY), context));
    }
This class downloads images and returns them as @{link Bitmap} objects
by leveraging the Facebook Fresco image downloading/caching library.
android/viro_bridge/src/main/java/com/viromedia/bridge/utility/ImageDownloader.java