[gtk+] Set VirtualBox USB Tablet to GDK_SOURCE_MOUSE

[Matthias Clasen <matthiasc src gnome org>]

commit 7822f59a861abe6a29c15823964c7ea1892c265c
Author: Takao Fujiwara <tfujiwar redhat com>
Date:   Tue Mar 8 22:18:06 2016 +0900

    Set VirtualBox USB Tablet to GDK_SOURCE_MOUSE
    
    The virtual host assigns the name of the mouse device to
    "VirtualBox USB Tablet" in VirtualBox and we'd use that device as mouse.
    If not, GtkTooltip is not enabled.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763017

 gdk/x11/gdkdevicemanager-xi2.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gdk/x11/gdkdevicemanager-xi2.c b/gdk/x11/gdkdevicemanager-xi2.c
index b314d43..ad6babe 100644
--- a/gdk/x11/gdkdevicemanager-xi2.c
+++ b/gdk/x11/gdkdevicemanager-xi2.c
@@ -432,6 +432,7 @@ create_device (GdkDeviceManager *device_manager,
                !strstr (tmp_name, "pointer") &&
                !strstr (tmp_name, "qemu usb tablet") &&
                !strstr (tmp_name, "spice vdagent tablet") &&
+               !strstr (tmp_name, "virtualbox usb tablet") &&
                has_abs_axes (display, dev->classes, dev->num_classes))
         input_source = GDK_SOURCE_TOUCHSCREEN;
       else