Fix broken initialization in VertexCache default constructor.

Author: Pavel Kovalenko

src/Layers/xrRender/VertexCache.cpp

@@ -1,9 +1,8 @@
 #include "stdafx.h"
 #include "VertexCache.h"
 
-VertexCache::VertexCache()
+VertexCache::VertexCache() : VertexCache(16)
 {
-  VertexCache(16);
 }