[gtk/color-picker] color picker: Don't use g_warning

[Matthias Clasen <matthiasc src gnome org>]

commit bbf0830ab68105724d5a3c268f448974fb44fe85
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jul 27 12:41:32 2018 +0000

    color picker: Don't use g_warning
    
    It is not appropriate here, and breaks the tests.

 gtk/gtkcolorpickerportal.c | 6 +++---
 gtk/gtkcolorpickershell.c  | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkcolorpickerportal.c b/gtk/gtkcolorpickerportal.c
index 1254837d04..ca60b7d9b4 100644
--- a/gtk/gtkcolorpickerportal.c
+++ b/gtk/gtkcolorpickerportal.c
@@ -63,14 +63,14 @@ gtk_color_picker_portal_initable_init (GInitable     *initable,
 
   if (picker->portal_proxy == NULL)
     {
-      g_warning ("No screenshot portal: %s", (*error)->message);
+      g_debug ("No screenshot portal: %s", (*error)->message);
       return FALSE;
     }
 
  owner = g_dbus_proxy_get_name_owner (picker->portal_proxy);
   if (owner == NULL)
     {
-      g_warning ("No screenshot portal");
+      g_debug ("No screenshot portal");
       g_clear_object (&picker->portal_proxy);
       return FALSE;
     }
@@ -81,7 +81,7 @@ gtk_color_picker_portal_initable_init (GInitable     *initable,
   g_variant_unref (ret);
   if (version != 2)
     {
-      g_warning ("Screenshot portal version: %u", version);
+      g_debug ("Screenshot portal version: %u", version);
       g_clear_object (&picker->portal_proxy);
       return FALSE;
     }
diff --git a/gtk/gtkcolorpickershell.c b/gtk/gtkcolorpickershell.c
index d57c43ae5f..d465e0ab5e 100644
--- a/gtk/gtkcolorpickershell.c
+++ b/gtk/gtkcolorpickershell.c
@@ -60,14 +60,14 @@ gtk_color_picker_shell_initable_init (GInitable     *initable,
 
   if (picker->shell_proxy == NULL)
     {
-      g_warning ("No shell screenshot proxy: %s", (*error)->message);
+      g_debug ("Failed to create shell screenshot proxy");
       return FALSE;
     }
 
   owner = g_dbus_proxy_get_name_owner (picker->shell_proxy);
   if (owner == NULL)
     {
-      g_warning ("No shell screenshot proxy");
+      g_debug ("org.gnome.Shell.Screenshot not provided");
       g_clear_object (&picker->shell_proxy);
       return FALSE;
     }