style: Implement scroll-margin parser and serializer.

The reason why we use  RelaxedAtomBool is that
ScrollSnapUtils::GetSnapPointForDestination() is called both from the main and
the compositor threads, and the function will have a branch depending on the
pref value.

Differential Revision: https://phabricator.services.mozilla.com/D20101
This commit is contained in:
Hiroyuki Ikezoe 2019-02-18 02:25:54 +00:00 committed by Emilio Cobos Álvarez
parent d6750de0c3
commit 79a5e97c13
3 changed files with 50 additions and 1 deletions

View file

@ -1661,14 +1661,19 @@ fn static_assert() {
}
</%self:impl_trait>
<% skip_scroll_margin_longhands = " ".join(["scroll-margin-%s" % x.ident for x in SIDES]) %>
<% skip_margin_longhands = " ".join(["margin-%s" % x.ident for x in SIDES]) %>
<%self:impl_trait style_struct_name="Margin"
skip_longhands="${skip_margin_longhands}">
skip_longhands="${skip_margin_longhands}
${skip_scroll_margin_longhands}">
% for side in SIDES:
<% impl_split_style_coord("margin_%s" % side.ident,
"mMargin",
side.index) %>
<% impl_split_style_coord("scroll_margin_%s" % side.ident,
"mScrollMargin",
side.index) %>
% endfor
</%self:impl_trait>