layers:  Updated mem_tracker for new header changes.

Brought mem-tracker up to header rev 47. Worked over tests and
demos to remove errors.
diff --git a/tests/xglrenderframework.h b/tests/xglrenderframework.h
index d05021c..ff6923f 100644
--- a/tests/xglrenderframework.h
+++ b/tests/xglrenderframework.h
@@ -342,6 +342,8 @@
     XglMemoryRefManager();
     void AddMemoryRef(XglConstantBufferObj* constantBuffer);
     void AddMemoryRef(XglTextureObj *texture);
+    void AddMemoryRef(XGL_GPU_MEMORY *mem, uint32_t refCount);
+    void AddRTMemoryRefs(vector<XglImage *>images, uint32_t rtCount);
     XGL_MEMORY_REF* GetMemoryRefList();
     int GetNumRefs();