Remove all public mention of RS graphics from docs.

Change-Id: Ie43b5fb0353149aa9af433b6f5c5141349388ea0
diff --git a/graphics/java/android/renderscript/ProgramVertex.java b/graphics/java/android/renderscript/ProgramVertex.java
index 2bd5124..50e32f6 100644
--- a/graphics/java/android/renderscript/ProgramVertex.java
+++ b/graphics/java/android/renderscript/ProgramVertex.java
@@ -14,7 +14,8 @@
  * limitations under the License.
  */
 
- /**
+/**
+ * @hide
  * <p>The Renderscript vertex program, also known as a vertex shader, describes a stage in
  * the graphics pipeline responsible for manipulating geometric data in a user-defined way.
  * The object is constructed by providing the Renderscript system with the following data:</p>
@@ -43,6 +44,7 @@
 
 
 /**
+ * @hide
  * @deprecated in API 16
  * ProgramVertex, also know as a vertex shader, describes a
  * stage in the graphics pipeline responsible for manipulating
@@ -76,14 +78,15 @@
     }
 
     /**
-    * @deprecated in API 16
-    * Builder class for creating ProgramVertex objects.
-    * The builder starts empty and the user must minimally provide
-    * the GLSL shader code, and the varying inputs. Constant, or
-    * uniform parameters to the shader may optionally be provided as
-    * well.
-    *
-    **/
+     * @hide
+     * @deprecated in API 16
+     * Builder class for creating ProgramVertex objects.
+     * The builder starts empty and the user must minimally provide
+     * the GLSL shader code, and the varying inputs. Constant, or
+     * uniform parameters to the shader may optionally be provided as
+     * well.
+     *
+     **/
     public static class Builder extends BaseProgramBuilder {
         /**
          * @deprecated in API 16