[gtk+] iconhelper: Move invalidation check

[Benjamin Otte <otte src gnome org>]

commit c601a9653aae600596f4241bab84b469dfbc2bca
Author: Benjamin Otte <otte redhat com>
Date:   Sun Nov 29 01:36:10 2015 +0100

    iconhelper: Move invalidation check
    
    Just do the invalidation check once, there's no need to do it in every
    branch of the switch.
    
    Also remove useless checks: These functions will not be called if we
    already have a rendered surface.

 gtk/gtkiconhelper.c |   22 +++-------------------
 1 files changed, 3 insertions(+), 19 deletions(-)
---
diff --git a/gtk/gtkiconhelper.c b/gtk/gtkiconhelper.c
index 89488c3..4f222ad 100644
--- a/gtk/gtkiconhelper.c
+++ b/gtk/gtkiconhelper.c
@@ -308,9 +308,6 @@ ensure_pixbuf_for_gicon (GtkIconHelper   *self,
   GtkIconInfo *info;
   GtkIconLookupFlags flags;
 
-  if (!check_invalidate_pixbuf (self, context))
-    return;
-
   icon_theme = gtk_icon_theme_get_for_screen (gtk_style_context_get_screen (context));
   flags = get_icon_lookup_flags (self, context);
 
@@ -331,9 +328,6 @@ ensure_pixbuf_for_icon_set (GtkIconHelper *self,
                             GtkStyleContext *context,
                             GtkIconSet *icon_set)
 {
-  if (!check_invalidate_pixbuf (self, context))
-    return;
-
   G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
   self->priv->rendered_pixbuf = 
     gtk_icon_set_render_icon_pixbuf (icon_set, context, self->priv->icon_size);
@@ -377,13 +371,6 @@ ensure_pixbuf_from_surface (GtkIconHelper   *self,
   gint width, height;
   cairo_t *cr;
 
-
-  if (!check_invalidate_pixbuf (self, context))
-    return;
-
-  if (self->priv->rendered_pixbuf)
-    return;
-
   get_surface_size (self, orig_surface, &width, &height);
 
   surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
@@ -409,12 +396,6 @@ ensure_pixbuf_at_size (GtkIconHelper   *self,
   gint width, height;
   GdkPixbuf *stated;
 
-  if (!check_invalidate_pixbuf (self, context))
-    return;
-
-  if (self->priv->rendered_pixbuf)
-    return;
-
   if (self->priv->force_scale_pixbuf &&
       (self->priv->pixel_size != -1 ||
        self->priv->icon_size != GTK_ICON_SIZE_INVALID))
@@ -461,6 +442,9 @@ _gtk_icon_helper_ensure_pixbuf (GtkIconHelper *self,
   GtkIconSet *icon_set;
   GIcon *gicon;
 
+  if (!check_invalidate_pixbuf (self, context))
+    return g_object_ref (self->priv->rendered_pixbuf);
+
   switch (gtk_image_definition_get_storage_type (self->priv->def))
     {
     case GTK_IMAGE_SURFACE: