@SuppressWarnings("PMD.CompareObjectsWithEquals")
        void mutatePaint() {
            if (DEFAULT_PAINT == paint) {
                paint = new Paint(DEFAULT_PAINT_FLAGS);
            }
        }
A static {@link GlideDrawable} for displaying a single image.
core/src/main/java/com/bumptech/glide/load/resource/bitmap/GlideBitmapDrawable.java