wined3d: Improve detection of device palette change.
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index fac5433..652d86d 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -1409,6 +1409,8 @@
 
 HRESULT d3dfmt_get_conv(IWineD3DSurfaceImpl *This, BOOL need_alpha_ck, BOOL use_texturing, GLenum *format, GLenum *internal, GLenum *type, CONVERT_TYPES *convert, int *target_bpp, BOOL srgb_mode);
 
+BOOL palette9_changed(IWineD3DSurfaceImpl *This);
+
 /*****************************************************************************
  * IWineD3DVertexDeclaration implementation structure
  */