--- a/layout/style/nsCSSProps.cpp
+++ b/layout/style/nsCSSProps.cpp
@@ -2556,27 +2556,16 @@ nsCSSProps::kAnimTypeTable[eCSSProperty_
                  stylestruct_, stylestructoffset_, animtype_)                 \
   animtype_,
 #define CSS_PROP_LIST_INCLUDE_LOGICAL
 #include "nsCSSPropList.h"
 #undef CSS_PROP_LIST_INCLUDE_LOGICAL
 #undef CSS_PROP
 };
 
-const ptrdiff_t
-nsCSSProps::kStyleStructOffsetTable[eCSSProperty_COUNT_no_shorthands] = {
-#define CSS_PROP(name_, id_, method_, flags_, pref_, parsevariant_, kwtable_, \
-                 stylestruct_, stylestructoffset_, animtype_)                 \
-  stylestructoffset_,
-#define CSS_PROP_LIST_INCLUDE_LOGICAL
-#include "nsCSSPropList.h"
-#undef CSS_PROP_LIST_INCLUDE_LOGICAL
-#undef CSS_PROP
-};
-
 const uint32_t nsCSSProps::kFlagsTable[eCSSProperty_COUNT] = {
 #define CSS_PROP(name_, id_, method_, flags_, pref_, parsevariant_, kwtable_, \
                  stylestruct_, stylestructoffset_, animtype_)                 \
   flags_,
 #define CSS_PROP_LIST_INCLUDE_LOGICAL
 #include "nsCSSPropList.h"
 #undef CSS_PROP_LIST_INCLUDE_LOGICAL
 #undef CSS_PROP