code: public void evictFromMemoryCache(final Uri uri) {
      Predicate<CacheKey> predicate = predicateForUri(uri);
      mBitmapMemoryCache.removeAll(predicate);
      mEncodedMemoryCache.removeAll(predicate);
    }
docs: Removes all images with the specified {@link Uri} from memory cache.
  
  @param uri The uri of the image to evict