[chronojump] webcam videoDevice can be 0 (is default on mac)

[Xavier de Blas <xaviblas src gnome org>]

commit 84784875767a18b20c9ca401bd952efa2c5e0301
Author: Xavier de Blas <xaviblas gmail com>
Date:   Fri Apr 5 18:40:11 2019 +0200

    webcam videoDevice can be 0 (is default on mac)

 src/gui/webcam.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gui/webcam.cs b/src/gui/webcam.cs
index 0cd7611c..03f2a556 100644
--- a/src/gui/webcam.cs
+++ b/src/gui/webcam.cs
@@ -363,7 +363,7 @@ public partial class ChronoJumpWindow
        {
                if(checkbutton_video.Active)
                {
-                       if(preferences.videoDevice == "" || preferences.videoDevice == "0")
+                       if(preferences.videoDevice == "") //on mac can be "0"... || preferences.videoDevice 
== "0")
                        {
                                new DialogMessage(Constants.MessageTypes.WARNING, "Video device is not 
configured. Check Preferences / Multimedia.");
                                checkbutton_video.Active = false;
@@ -390,7 +390,7 @@ public partial class ChronoJumpWindow
        {
                if(checkbutton_video_encoder.Active)
                {
-                       if(preferences.videoDevice == "" || preferences.videoDevice == "0")
+                       if(preferences.videoDevice == "") //on mac can be "0"... || preferences.videoDevice 
== "0")
                        {
                                new DialogMessage(Constants.MessageTypes.WARNING, "Video device is not 
configured. Check Preferences / Multimedia.");
                                checkbutton_video_encoder.Active = false;