Merge "Revert "Remove hidden System.arraycopy(byte[]....""
am: 0849145a05

Change-Id: I94eba03d50197c0556a3f4bb649df2ce505cb40a
diff --git a/ojluni/src/main/java/java/lang/System.java b/ojluni/src/main/java/java/lang/System.java
index d698446..8235bf7 100644
--- a/ojluni/src/main/java/java/lang/System.java
+++ b/ojluni/src/main/java/java/lang/System.java
@@ -509,9 +509,13 @@
      * The byte[] specialized version of arraycopy().
      * Note: This method is required for runtime ART compiler optimizations.
      * Do not remove or change the signature.
+     * Note: Unlike the others, this variant is public due to a dependency we
+     * are working on removing. b/74103559
+     *
+     * @hide
      */
     @SuppressWarnings("unused")
-    private static void arraycopy(byte[] src, int srcPos, byte[] dst, int dstPos, int length) {
+    public static void arraycopy(byte[] src, int srcPos, byte[] dst, int dstPos, int length) {
         if (src == null) {
             throw new NullPointerException("src == null");
         }