(WebKitTestRunner:23168): Gtk-CRITICAL **: gtk_drag_set_icon_surface: assertion 'GDK_IS_DRAG_CONTEXT (context)' failed

(WebKitTestRunner:23168): Gtk-CRITICAL **: gtk_drag_set_icon_surface: assertion 'GDK_IS_DRAG_CONTEXT (context)' failed

(WebKitTestRunner:23168): Gtk-CRITICAL **: gtk_drag_set_icon_surface: assertion 'GDK_IS_DRAG_CONTEXT (context)' failed

(WebKitTestRunner:23168): Gtk-CRITICAL **: gtk_drag_set_icon_surface: assertion 'GDK_IS_DRAG_CONTEXT (context)' failed
Memory pressure relief: Empty the PageCache: =dirty (at 2463764480 bytes)