Improved object lifecycle tracking and fix leaks.
diff --git a/rsProgramRaster.h b/rsProgramRaster.h
index da68f67..a6d5ba8 100644
--- a/rsProgramRaster.h
+++ b/rsProgramRaster.h
@@ -58,6 +58,7 @@
     ProgramRasterState();
     ~ProgramRasterState();
     void init(Context *rsc, int32_t w, int32_t h);
+    void deinit(Context *rsc);
 
     ObjectBaseRef<ProgramRaster> mDefault;
     ObjectBaseRef<ProgramRaster> mLast;