Add -moz-windows-accent-color-is-dark

#31 point 4

1 files changed, 5 insertions, 0 deletions

diff --git a/widget/windows/nsWindow.cpp b/widget/windows/nsWindow.cpp
index dd4f359f7..85321a189 100644
--- a/widget/windows/nsWindow.cpp
+++ b/widget/windows/nsWindow.cpp
@@ -7138,6 +7138,11 @@ nsWindow::OnSysColorChanged()
     // so all presentations get notified properly.
     // See nsWindow::GlobalMsgWindowProc.
     NotifySysColorChanged();
+    // On Windows 10 only, we trigger a theme change to pick up changed media
+    // queries that are needed for accent color changes.
+    if (IsWin10OrLater()) {
+      NotifyThemeChanged();
+    }
   }
 }