Remove useless slot from ProgramVertex.  Optimize GL state setup.
diff --git a/graphics/java/android/renderscript/RenderScript.java b/graphics/java/android/renderscript/RenderScript.java
index 5fb7f08..0fb450e 100644
--- a/graphics/java/android/renderscript/RenderScript.java
+++ b/graphics/java/android/renderscript/RenderScript.java
@@ -164,9 +164,8 @@
     native void nProgramFragmentDestroy(int pgm);
 
     native void nProgramVertexDestroy(int pv);
-    native void nProgramVertexBindAllocation(int pv, int slot, int mID);
+    native void nProgramVertexBindAllocation(int pv, int mID);
     native void nProgramVertexBegin(int inID, int outID);
-    native void nProgramVertexSetType(int slot, int mID);
     native void nProgramVertexSetTextureMatrixEnable(boolean enable);
     native void nProgramVertexAddLight(int id);
     native int  nProgramVertexCreate();