Begin naming cleanup for renderscript runtime.
Prefix functions with "rs" or "rsg".

Change-Id: I4435b486831bfab1ea473ccfad435b404e68f1c9
diff --git a/libs/rs/rsScript.h b/libs/rs/rsScript.h
index c2fe8ef..ff13087 100644
--- a/libs/rs/rsScript.h
+++ b/libs/rs/rsScript.h
@@ -40,10 +40,6 @@
     virtual ~Script();
 
     struct Enviroment_t {
-        float mClearColor[4];
-        float mClearDepth;
-        uint32_t mClearStencil;
-
         uint32_t mStartTimeMillis;
         const char* mTimeZone;
 
@@ -68,6 +64,7 @@
 
     void setVar(uint32_t slot, const void *val, uint32_t len);
 
+    virtual void Invoke(Context *rsc, uint32_t slot, const void *data, uint32_t len) = 0;
     virtual void setupScript() = 0;
     virtual uint32_t run(Context *, uint32_t launchID) = 0;
 };