Remove all public mention of RS graphics from docs.

Change-Id: Ie43b5fb0353149aa9af433b6f5c5141349388ea0
diff --git a/graphics/java/android/renderscript/RSSurfaceView.java b/graphics/java/android/renderscript/RSSurfaceView.java
index 82ed95c..3c6c720 100644
--- a/graphics/java/android/renderscript/RSSurfaceView.java
+++ b/graphics/java/android/renderscript/RSSurfaceView.java
@@ -30,6 +30,7 @@
 import android.view.SurfaceView;
 
 /**
+ * @hide
  * @deprecated in API 16
  * The Surface View for a graphics renderscript (RenderScriptGL) to draw on.
  *