Start implementing SurfaceTexture streaming into RS allocations.

Change-Id: I561fbb63c63371ea59047c07fb2d68c21d16e76b
diff --git a/RenderScriptDefines.h b/RenderScriptDefines.h
index 49c75c5..990ef26 100644
--- a/RenderScriptDefines.h
+++ b/RenderScriptDefines.h
@@ -100,8 +100,11 @@
     RS_ALLOCATION_USAGE_GRAPHICS_VERTEX = 0x0004,
     RS_ALLOCATION_USAGE_GRAPHICS_CONSTANTS = 0x0008,
     RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET = 0x0010,
+    RS_ALLOCATION_USAGE_GRAPHICS_SURFACE_TEXTURE_INPUT_OPAQUE = 0x0020,
+    RS_ALLOCATION_USAGE_IO_INPUT = 0x0040,
+    RS_ALLOCATION_USAGE_IO_OUTPUT = 0x0080,
 
-    RS_ALLOCATION_USAGE_ALL = 0x000F
+    RS_ALLOCATION_USAGE_ALL = 0x00FF
 };
 
 enum RsAllocationMipmapControl {