Remove warning about 'gtk-overlay-scrolling' not being found

Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1024535
Forwarded: no

===================================================================

Gbp-Pq: Name no-gtk-overlay-scrolling.patch

diff --git a/Source/WebCore/platform/gtk/GtkUtilities.cpp b/Source/WebCore/platform/gtk/GtkUtilities.cpp
index a343c29e4d6e6e5d2c55792a37ba87cd9fd4142c..f4bcc7ed8026050ebe46750b6f640b3feda05ba0 100644 (file)
--- a/Source/WebCore/platform/gtk/GtkUtilities.cpp
+++ b/Source/WebCore/platform/gtk/GtkUtilities.cpp
@@ -214,10 +214,14 @@ bool shouldUseOverlayScrollbars()
         return false;
 #endif
 
+    GtkSettings* settings = gtk_settings_get_default();
+    const char* property = "gtk-overlay-scrolling";
+
+    if (!g_object_class_find_property(G_OBJECT_GET_CLASS(settings), property))
+        return false;
+
     gboolean overlayScrolling;
-    g_object_get(gtk_settings_get_default(),
-        "gtk-overlay-scrolling",
-        &overlayScrolling, nullptr);
+    g_object_get(settings, property, &overlayScrolling, nullptr);
     return !!overlayScrolling;
 }