From 9b16626a8f64f249e1ff32f94fa05794b0c484b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Tue, 15 Aug 2023 01:15:54 +0200
Subject: [PATCH] style: Add an input-region-margin to widgets, and implement
 it on Linux

Recompute the input region when resizing the widget and so on, and use
it to check for rollups.

Depends on D148211

Differential Revision: https://phabricator.services.mozilla.com/D148222
---
 components/style/properties/longhands/ui.mako.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/components/style/properties/longhands/ui.mako.rs b/components/style/properties/longhands/ui.mako.rs
index d006ff0b9a6..8d4bbab038c 100644
--- a/components/style/properties/longhands/ui.mako.rs
+++ b/components/style/properties/longhands/ui.mako.rs
@@ -98,6 +98,16 @@ ${helpers.predefined_type(
     enabled_in="chrome",
 )}
 
+${helpers.predefined_type(
+    "-moz-window-input-region-margin",
+    "Length",
+    "computed::Length::zero()",
+    engines="gecko",
+    animation_value_type="ComputedValue",
+    spec="None (Nonstandard internal property)",
+    enabled_in="chrome",
+)}
+
 // TODO(emilio): Probably also should be hidden from content.
 ${helpers.predefined_type(
     "-moz-force-broken-image-icon",