Start of mesh API cleanup.
Switched all native code to go through Mesh class.
Removed SimpleMesh
Added java Mesh class
Will need to port all existing code to use java Mesh, then remove java SimpleMesh.

Change-Id: Idb9c03d0b06b4ef87db28dffcffa1881d39120e5
diff --git a/scriptc/rs_graphics.rsh b/scriptc/rs_graphics.rsh
index fba3d6d..1f1f1ac 100644
--- a/scriptc/rs_graphics.rsh
+++ b/scriptc/rs_graphics.rsh
@@ -32,6 +32,10 @@
 extern void __attribute__((overloadable)) rsgDrawSimpleMesh(rs_mesh ism);
 extern void __attribute__((overloadable)) rsgDrawSimpleMesh(rs_mesh ism, int start, int len);
 
+extern void __attribute__((overloadable)) rsgDrawMesh(rs_mesh ism);
+extern void __attribute__((overloadable)) rsgDrawMesh(rs_mesh ism, int primitiveIndex);
+extern void __attribute__((overloadable)) rsgDrawMesh(rs_mesh ism, int primitiveIndex, int start, int len);
+
 extern void rsgClearColor(float, float, float, float);
 extern void rsgClearDepth(float);