Crypto: Remove unused Chacha method

core/java/src/com/southernstorm/noise/crypto/chacha20/ChaChaCore.java

@@ -126,23 +126,6 @@ public final class ChaChaCore {
 		output[15] = (int)(iv >> 32);
 	}
 
-	/**
-	 * Initializes the 64-bit initialization vector and counter in a ChaCha20 block.
-	 * 
-	 * @param output The output block, which must consist of at
-	 * least 16 words and must have been initialized by initKey256()
-	 * or initKey128().
-	 * @param iv The 64-bit initialization vector value.
-	 * @param counter The 64-bit counter value.
-	 */
-	public static void initIV(int[] output, long iv, long counter)
-	{
-		output[12] = (int)counter;
-		output[13] = (int)(counter >> 32);
-		output[14] = (int)iv;
-		output[15] = (int)(iv >> 32);
-	}
-	
 	private static int leftRotate16(int v)
 	{
 		return v << 16 | (v >>> 16);