[RenderScript] Unhide new Allocation APIs

Bug: 23535524

  - ByteBuffer getByteBuffer()
  - long getStride()
  - Allocation[] createAllocations(rs, type, usage, num)
  - long getTimeStamp()

Change-Id: I0cad88c81f9f48c7aca59af159c49f506b234aee
diff --git a/api/current.txt b/api/current.txt
index 05883b4..4766607 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -32423,6 +32423,7 @@
     method public void copyTo(short[]);
     method public void copyTo(int[]);
     method public void copyTo(float[]);
+    method public static android.renderscript.Allocation[] createAllocations(android.renderscript.RenderScript, android.renderscript.Type, int, int);
     method public static android.renderscript.Allocation createCubemapFromBitmap(android.renderscript.RenderScript, android.graphics.Bitmap, android.renderscript.Allocation.MipmapControl, int);
     method public static android.renderscript.Allocation createCubemapFromBitmap(android.renderscript.RenderScript, android.graphics.Bitmap);
     method public static android.renderscript.Allocation createCubemapFromCubeFaces(android.renderscript.RenderScript, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.renderscript.Allocation.MipmapControl, int);
@@ -32438,9 +32439,12 @@
     method public static android.renderscript.Allocation createTyped(android.renderscript.RenderScript, android.renderscript.Type, int);
     method public static android.renderscript.Allocation createTyped(android.renderscript.RenderScript, android.renderscript.Type);
     method public void generateMipmaps();
+    method public java.nio.ByteBuffer getByteBuffer();
     method public int getBytesSize();
     method public android.renderscript.Element getElement();
+    method public long getStride();
     method public android.view.Surface getSurface();
+    method public long getTimeStamp();
     method public android.renderscript.Type getType();
     method public int getUsage();
     method public void ioReceive();
diff --git a/api/system-current.txt b/api/system-current.txt
index 66f406a..edca394 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -34649,6 +34649,7 @@
     method public void copyTo(short[]);
     method public void copyTo(int[]);
     method public void copyTo(float[]);
+    method public static android.renderscript.Allocation[] createAllocations(android.renderscript.RenderScript, android.renderscript.Type, int, int);
     method public static android.renderscript.Allocation createCubemapFromBitmap(android.renderscript.RenderScript, android.graphics.Bitmap, android.renderscript.Allocation.MipmapControl, int);
     method public static android.renderscript.Allocation createCubemapFromBitmap(android.renderscript.RenderScript, android.graphics.Bitmap);
     method public static android.renderscript.Allocation createCubemapFromCubeFaces(android.renderscript.RenderScript, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.renderscript.Allocation.MipmapControl, int);
@@ -34664,9 +34665,12 @@
     method public static android.renderscript.Allocation createTyped(android.renderscript.RenderScript, android.renderscript.Type, int);
     method public static android.renderscript.Allocation createTyped(android.renderscript.RenderScript, android.renderscript.Type);
     method public void generateMipmaps();
+    method public java.nio.ByteBuffer getByteBuffer();
     method public int getBytesSize();
     method public android.renderscript.Element getElement();
+    method public long getStride();
     method public android.view.Surface getSurface();
+    method public long getTimeStamp();
     method public android.renderscript.Type getType();
     method public int getUsage();
     method public void ioReceive();
diff --git a/api/test-current.txt b/api/test-current.txt
index 792d096..370e5e1 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -32437,6 +32437,7 @@
     method public void copyTo(short[]);
     method public void copyTo(int[]);
     method public void copyTo(float[]);
+    method public static android.renderscript.Allocation[] createAllocations(android.renderscript.RenderScript, android.renderscript.Type, int, int);
     method public static android.renderscript.Allocation createCubemapFromBitmap(android.renderscript.RenderScript, android.graphics.Bitmap, android.renderscript.Allocation.MipmapControl, int);
     method public static android.renderscript.Allocation createCubemapFromBitmap(android.renderscript.RenderScript, android.graphics.Bitmap);
     method public static android.renderscript.Allocation createCubemapFromCubeFaces(android.renderscript.RenderScript, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.graphics.Bitmap, android.renderscript.Allocation.MipmapControl, int);
@@ -32452,9 +32453,12 @@
     method public static android.renderscript.Allocation createTyped(android.renderscript.RenderScript, android.renderscript.Type, int);
     method public static android.renderscript.Allocation createTyped(android.renderscript.RenderScript, android.renderscript.Type);
     method public void generateMipmaps();
+    method public java.nio.ByteBuffer getByteBuffer();
     method public int getBytesSize();
     method public android.renderscript.Element getElement();
+    method public long getStride();
     method public android.view.Surface getSurface();
+    method public long getTimeStamp();
     method public android.renderscript.Type getType();
     method public int getUsage();
     method public void ioReceive();
diff --git a/rs/java/android/renderscript/Allocation.java b/rs/java/android/renderscript/Allocation.java
index 4bda87e..8c78a3a 100644
--- a/rs/java/android/renderscript/Allocation.java
+++ b/rs/java/android/renderscript/Allocation.java
@@ -2074,7 +2074,6 @@
     }
 
     /**
-     * @hide
      * Gets or creates a ByteBuffer that contains the raw data of the current Allocation.
      * If the Allocation is created with USAGE_IO_INPUT, the returned ByteBuffer
      * would contain the up-to-date data as READ ONLY.
@@ -2109,7 +2108,6 @@
     }
 
     /**
-     * @hide
      * Creates a new Allocation Array with the given {@link
      * android.renderscript.Type}, and usage flags.
      * Note: If the input allocation is of usage: USAGE_IO_INPUT,
@@ -2211,7 +2209,6 @@
     }
 
     /**
-     * @hide
      * Gets the stride of the Allocation.
      * For a 2D or 3D Allocation, the raw data maybe padded so that each row of
      * the Allocation has certain alignment. The size of each row including such
@@ -2229,7 +2226,6 @@
     }
 
     /**
-     * @hide
      * Get the timestamp for the most recent buffer held by this Allocation.
      * The timestamp is guaranteed to be unique and monotonically increasing.
      * Default value: -1. The timestamp will be updated after each {@link