Remove more unused widget styles

xfa/fwl/fwl_widgetdef.h

Index: xfa/fwl/fwl_widgetdef.h
diff --git a/xfa/fwl/fwl_widgetdef.h b/xfa/fwl/fwl_widgetdef.h
index 09ddef5e8d1207b0fd5f5a4d143cc54ac14c0800..7c11ea146382e32d7d57b0edd373928025dfcb9e 100644
--- a/xfa/fwl/fwl_widgetdef.h
+++ b/xfa/fwl/fwl_widgetdef.h
@@ -11,28 +11,9 @@
 #define FWL_WGTSTYLE_Popup (1L << 0)
 #define FWL_WGTSTYLE_Child (2L << 0)
 #define FWL_WGTSTYLE_Border (1L << 2)
-#define FWL_WGTSTYLE_HScroll (1L << 9)
 #define FWL_WGTSTYLE_VScroll (1L << 11)
-#define FWL_WGTSTYLE_LeftScrollbar (1L << 12)
-#define FWL_WGTSTYLE_LeftAlignment (0L << 13)
-#define FWL_WGTSTYLE_CenterAlignment (1L << 13)
-#define FWL_WGTSTYLE_RightAlignment (2L << 13)
-#define FWL_WGTSTYLE_TopAlignment (0L << 15)
-#define FWL_WGTSTYLE_VCenterAlignment (1L << 15)
-#define FWL_WGTSTYLE_BottomAlignment (2L << 15)
-#define FWL_WGTSTYLE_RTLReading (1L << 17)
-#define FWL_WGTSTYLE_EdgeNone (0L << 19)
-#define FWL_WGTSTYLE_EdgeFlat (1L << 19)
-#define FWL_WGTSTYLE_EdgeRaised (2L << 19)
-#define FWL_WGTSTYLE_EdgeSunken (3L << 19)
-#define FWL_WGTSTYLE_EdgeMask (3L << 19)
-#define FWL_WGTSTYLE_Shadow (3L << 21)
 #define FWL_WGTSTYLE_Group (1L << 22)
-#define FWL_WGTSTYLE_TabStop (1L << 23)
 #define FWL_WGTSTYLE_Offscreen (1L << 24)
-#define FWL_WGTSTYLE_DragAcceptFiles (1L << 25)
-#define FWL_WGTSTYLE_TopMost (1L << 26)
-#define FWL_WGTSTYLE_TransParent (1L << 27)
 #define FWL_WGTSTYLE_NoBackground (1L << 28)
 #define FWL_WGTSTYLE_WindowTypeMask (3L << 0)