[gtk+] Drop code handling deprecated style properties

[Matthias Clasen <matthiasc src gnome org>]

commit d1b77fd60f7911169e283f81d2db7dfbd975b5a2
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Sep 17 16:59:26 2017 -0400

    Drop code handling deprecated style properties
    
    We no longer have any deprecated style properties.

 gtk/gtkcssprovider.c |   19 -------------------
 1 files changed, 0 insertions(+), 19 deletions(-)
---
diff --git a/gtk/gtkcssprovider.c b/gtk/gtkcssprovider.c
index 5515dd7..422abf9 100644
--- a/gtk/gtkcssprovider.c
+++ b/gtk/gtkcssprovider.c
@@ -1153,25 +1153,6 @@ parse_declaration (GtkCssScanner *scanner,
 
   property = _gtk_style_property_lookup (name);
 
-  if (property != NULL && strcmp (name, property->name) != 0)
-    {
-      gtk_css_provider_error (scanner->provider,
-                              scanner,
-                              GTK_CSS_PROVIDER_ERROR,
-                              GTK_CSS_PROVIDER_ERROR_DEPRECATED,
-                              "The '%s' property has been renamed to '%s'",
-                              name, property->name);
-    }
-  else if (strcmp (name, "engine") == 0)
-    {
-      gtk_css_provider_error (scanner->provider,
-                              scanner,
-                              GTK_CSS_PROVIDER_ERROR,
-                              GTK_CSS_PROVIDER_ERROR_DEPRECATED,
-                              "The '%s' property is ignored",
-                              name);
-    }
-
   if (!_gtk_css_parser_try (scanner->parser, ":", TRUE))
     {
       gtk_css_provider_invalid_token (scanner->provider, scanner, "':'");