am 1a07229b: Merge "Reduce EntropyMixer seed size from 4096 to 512 bytes."

import java.io.RandomAccessFile;

/**

 * A 4k block of random {@code byte}s.

 * A block of 512 random {@code byte}s.

 */

class RandomBlock {

    private static final String TAG = "RandomBlock";

    private static final boolean DEBUG = false;

    private static final int BLOCK_SIZE = 4096;

    private static final int BLOCK_SIZE = 512;

    private byte[] block = new byte[BLOCK_SIZE];

    private RandomBlock() { }