style: Generate combined transform just once.

Differential Revision: https://phabricator.services.mozilla.com/D18567
servo · Feb 10, 2019 · 258217a · 258217a
1 parent eef9e24
commit 258217a
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 0 deletions.
diff --git a/components/style/properties/cascade.rs b/components/style/properties/cascade.rs
@@ -629,6 +629,10 @@ impl<'a, 'b: 'a> Cascade<'a, 'b> {
 
         #[cfg(feature = "gecko")]
         {
+            if let Some(display) = builder.get_box_if_mutated() {
+                display.generate_combined_transform();
+            }
+
             if let Some(bg) = builder.get_background_if_mutated() {
                 bg.fill_arrays();
             }

diff --git a/components/style/properties/gecko.mako.rs b/components/style/properties/gecko.mako.rs
@@ -3023,6 +3023,11 @@ fn static_assert() {
                           will-change shape-outside contain touch-action
                           translate scale""" %>
 <%self:impl_trait style_struct_name="Box" skip_longhands="${skip_box_longhands}">
+    #[inline]
+    pub fn generate_combined_transform(&mut self) {
+        unsafe { bindings::Gecko_StyleDisplay_GenerateCombinedTransform(&mut self.gecko) };
+    }
+
     #[inline]
     pub fn set_display(&mut self, v: longhands::display::computed_value::T) {
         self.gecko.mDisplay = v;