[moserial] Switched deprecated show_uri to show_uri_on_window, fixes compiler warning

[Michael J. Chudobiak <mjc src gnome org>]

commit f2adec29943a68d7b9e0d8ac4a018b4aa506cdcb
Author: Michael J. Chudobiak <mjc avtechpulse com>
Date:   Fri Dec 22 11:16:59 2017 -0500

    Switched deprecated show_uri to show_uri_on_window, fixes compiler warning

 src/MainWindow.vala           |    2 +-
 src/SerialStreamRecorder.vala |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/MainWindow.vala b/src/MainWindow.vala
index fcebdae..64e77e0 100644
--- a/src/MainWindow.vala
+++ b/src/MainWindow.vala
@@ -758,7 +758,7 @@ public class moserial.MainWindow : Gtk.Window //Have to extend Gtk.Winow to get
 
         private void showHelp () {
                 try {
-                        show_uri(null, "help:moserial", Gdk.CURRENT_TIME);
+                        show_uri_on_window(null, "help:moserial", Gdk.CURRENT_TIME);
                 } catch (GLib.Error e) {
                         warning(_("Unable to display help file: %s"), e.message);
                 }
diff --git a/src/SerialStreamRecorder.vala b/src/SerialStreamRecorder.vala
index 524d9ea..27c1c7b 100644
--- a/src/SerialStreamRecorder.vala
+++ b/src/SerialStreamRecorder.vala
@@ -93,7 +93,7 @@ public class moserial.SerialStreamRecorder {
                        /* TODO: allow this feature to be enabled / disabled */
                        if(launch && (MoUtils.fileSize(uri)>0)) {
                                try {
-                                       show_uri(null, uri,  Gdk.CURRENT_TIME);
+                                       show_uri_on_window(null, uri,  Gdk.CURRENT_TIME);
                                } catch (GLib.Error e) {
                                        warning(_("Unable to launch %s: %s"), uri, e.message);
                                }