gdiplus: Add a stub for GdipSetEffectParameters.
diff --git a/include/gdiplusgpstubs.h b/include/gdiplusgpstubs.h
index cba15e4..d7d8702 100644
--- a/include/gdiplusgpstubs.h
+++ b/include/gdiplusgpstubs.h
@@ -39,6 +39,7 @@
class GpFont {};
class GpStringFormat {};
class GpRegion {};
+class CGpEffect {};
#else /* end of c++ declarations */
@@ -60,6 +61,7 @@
typedef struct GpFont GpFont;
typedef struct GpStringFormat GpStringFormat;
typedef struct GpRegion GpRegion;
+typedef struct CGpEffect CGpEffect;
#endif /* end of c declarations */