Reduced object size of D3D drivers when compiling without d3d support.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@677 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CD3D8Driver.h

@@ -7,6 +7,8 @@
 
 #include "IrrCompileConfig.h"
 
+#ifdef _IRR_COMPILE_WITH_DIRECT3D_8_
+
 #ifdef _IRR_WINDOWS_
 	#define WIN32_LEAN_AND_MEAN
 	#include <windows.h>
@@ -20,8 +22,6 @@
 #include "CNullDriver.h"
 #include "IMaterialRendererServices.h"
 
-#ifdef _IRR_COMPILE_WITH_DIRECT3D_8_
-
 #include <d3d8.h>
 
 namespace irr

source/Irrlicht/CD3D9Driver.h

@@ -7,14 +7,15 @@
 
 #include "IrrCompileConfig.h"
 
+#ifdef _IRR_COMPILE_WITH_DIRECT3D_9_
+
 #ifdef _IRR_WINDOWS_
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
-#include "CNullDriver.h"
-#include "IMaterialRendererServices.h"
 #endif
 
-#ifdef _IRR_COMPILE_WITH_DIRECT3D_9_
+#include "CNullDriver.h"
+#include "IMaterialRendererServices.h"
 #include <d3d9.h>
 
 namespace irr