[chronojump] webcam: Fixed not allow to capture on 0 device on macosx

[Xavier de Blas <xaviblas src gnome org>]

commit e85681c80e2993cdb3660f81fefe5441b5a7c8e6
Author: Xavier de Blas <xaviblas gmail com>
Date:   Mon Apr 8 12:18:48 2019 +0200

    webcam: Fixed not allow to capture on 0 device on macosx

 src/webcam.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/webcam.cs b/src/webcam.cs
index 4aee6eab..118cb60b 100644
--- a/src/webcam.cs
+++ b/src/webcam.cs
@@ -208,7 +208,7 @@ public class WebcamManage
        }
        private Webcam.Result recordPrepareDo (ref Webcam w, string videoDevice, string 
videoDeviceResolution, string videoDeviceFramerate)
        {
-               if(videoDevice == "" || videoDevice == "0")
+               if(videoDevice == "")
                {
                        new DialogMessage(Constants.MessageTypes.WARNING, "Video device is not configured. 
Check Preferences / Multimedia.");
                        return new Webcam.Result (false, "");