Unhide new RS APIs.

This exposes the fast path handling of YUV data.

bug 8566866

Change-Id: Iaa3700100db61dd51d16d80ea8ae22f2dcc41bb0
diff --git a/graphics/java/android/renderscript/Type.java b/graphics/java/android/renderscript/Type.java
index d7c8255..a5e24ce 100644
--- a/graphics/java/android/renderscript/Type.java
+++ b/graphics/java/android/renderscript/Type.java
@@ -112,7 +112,7 @@
     /**
      * Get the YUV format
      *
-     * @hide
+     *
      * @return int
      */
     public int getYuv() {
@@ -277,7 +277,9 @@
         }
 
         /**
-         * @hide
+         * Set the YUV layout for a Type.  This controls how the memory is
+         * interpreted.  Generally and application should not need to call this
+         * function and it would be set by the Camera.
          *
          * only NV21, YV12.  Enums from ImageFormat
          */