Issue #1705 - Part 4: Add scrollbar-width CSS keyword to CSS parser.

This should be all parts needed to add a brand new enum keyword including
getting the computed style from it...

1 files changed, 7 insertions, 0 deletions

diff --git a/layout/style/nsStyleConsts.h b/layout/style/nsStyleConsts.h
index e6a0cc65a..308a66647 100644
--- a/layout/style/nsStyleConsts.h
+++ b/layout/style/nsStyleConsts.h
@@ -187,6 +187,13 @@ enum class StyleFloatEdge : uint8_t {
   MarginBox,
 };
 
+// scrollbar-width
+enum class StyleScrollbarWidth : uint8_t {
+  Auto,
+  Thin,
+  None,
+};
+
 // shape-box for shape-outside
 enum class StyleShapeOutsideShapeBox : uint8_t {
   NoBox,