[gnome-control-center] color: Do not set the 'Details' button for virtual profiles

[Richard Hughes <rhughes src gnome org>]

commit e9b0527b4b346e2c4ff2ae00bbf0c415186a5a85
Author: Richard Hughes <richard hughsie com>
Date:   Tue Jul 29 19:45:31 2014 +0100

    color: Do not set the 'Details' button for virtual profiles
    
    Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1119408

 panels/color/cc-color-panel.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/panels/color/cc-color-panel.c b/panels/color/cc-color-panel.c
index c246ebe..3f20ead 100644
--- a/panels/color/cc-color-panel.c
+++ b/panels/color/cc-color-panel.c
@@ -1414,7 +1414,8 @@ gcm_prefs_profile_clicked (CcColorPanel *prefs, CdProfile *profile, CdDevice *de
   /* allow getting profile info */
   widget = GTK_WIDGET (gtk_builder_get_object (priv->builder,
                "toolbutton_profile_view"));
-  if ((s = g_find_program_in_path ("gcm-viewer")))
+  if (cd_profile_get_filename (profile) != NULL &&
+      (s = g_find_program_in_path ("gcm-viewer")) != NULL)
     {
       gtk_widget_set_sensitive (widget, TRUE);
       g_free (s);