Adding ability to bind constants to shaders.

Change-Id: I63b664fd2fec7e0c8157b7185782192132222f1a
diff --git a/libs/rs/rsRuntime.h b/libs/rs/rsRuntime.h
index b0869f6..3bded62 100644
--- a/libs/rs/rsRuntime.h
+++ b/libs/rs/rsRuntime.h
@@ -30,6 +30,8 @@
 //////////////////////////////////////////////////////////////////////////////
 
 void rsrBindTexture(Context *, Script *, ProgramFragment *, uint32_t slot, Allocation *);
+void rsrBindConstant(Context *, Script *, ProgramFragment *, uint32_t slot, Allocation *);
+void rsrBindConstant(Context *, Script *, ProgramVertex*, uint32_t slot, Allocation *);
 void rsrBindSampler(Context *, Script *, ProgramFragment *, uint32_t slot, Sampler *);
 void rsrBindProgramStore(Context *, Script *, ProgramStore *);
 void rsrBindProgramFragment(Context *, Script *, ProgramFragment *);