@Override
        public boolean equals(Object o) {
            if (o instanceof Key) {
                Key other = (Key) o;
                return size == other.size;
            }
            return false;
        }
A strategy for reusing bitmaps that relies on {@link Bitmap#reconfigure(int, int, Bitmap.Config)}.
Requires {@link Build.VERSION_CODES#KITKAT KitKat} (API {@value Build.VERSION_CODES#KITKAT}) or higher.
core/src/main/java/com/bumptech/glide/load/engine/bitmap_recycle/SizeStrategy.java