Cleanup.

src/bgfx.cpp

@@ -1049,10 +1049,10 @@ namespace bgfx
 		}
 
 		m_render->destroy();
-#else
-		s_ctx = NULL;
 #endif // BGFX_CONFIG_MULTITHREADED
 
+		s_ctx = NULL;
+
 		m_submit->destroy();
 
 		if (BX_ENABLED(BGFX_CONFIG_DEBUG) )