[gtk/gtk-3-24: 2/3] statusicons: Improve code readability and remove dead code

[Benjamin Otte <otte src gnome org>]

commit 4fc32b27517880f62570a2c5c8b3a9d4596a55c6
Author: Victor Kareh <vkareh redhat com>
Date:   Tue Nov 12 09:13:24 2019 -0500

    statusicons: Improve code readability and remove dead code

 gtk/deprecated/gtkstatusicon.c | 55 ++++++++++++++++++++++++++++--------------
 1 file changed, 37 insertions(+), 18 deletions(-)
---
diff --git a/gtk/deprecated/gtkstatusicon.c b/gtk/deprecated/gtkstatusicon.c
index fd6797d0dd..0c9dae62e6 100644
--- a/gtk/deprecated/gtkstatusicon.c
+++ b/gtk/deprecated/gtkstatusicon.c
@@ -1398,7 +1398,9 @@ gtk_status_icon_update_image (GtkStatusIcon *status_icon)
   GtkIconHelper *icon_helper;
   cairo_surface_t *surface;
   GtkWidget *widget;
-  GdkPixbuf *pixbuf = NULL;
+#ifndef GDK_WINDOWING_X11
+  GdkPixbuf *pixbuf;
+#endif
   gint round_size;
   gint scale;
 
@@ -1421,28 +1423,32 @@ gtk_status_icon_update_image (GtkStatusIcon *status_icon)
   _gtk_icon_helper_set_icon_size (icon_helper, GTK_ICON_SIZE_SMALL_TOOLBAR);
   _gtk_icon_helper_set_pixel_size (icon_helper, round_size);
   surface = gtk_icon_helper_load_surface (icon_helper, scale);
+
+  g_object_unref (icon_helper);
+
+#ifdef GDK_WINDOWING_X11
   if (surface)
     {
-#ifdef GDK_WINDOWING_X11
       gtk_image_set_from_surface (GTK_IMAGE (priv->image), surface);
-#else
-      pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0,
-                                            cairo_image_surface_get_width (surface),
-                                            cairo_image_surface_get_height (surface));
-#endif
       cairo_surface_destroy (surface);
     }
   else
     {
-#ifdef GDK_WINDOWING_X11
       gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), NULL);
+    }
 #endif
+
+#ifdef GDK_WINDOWING_WIN32
+  if (surface)
+    {
+      pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0,
+                                            cairo_image_surface_get_width (surface),
+                                            cairo_image_surface_get_height (surface));
+      cairo_surface_destroy (surface);
     }
-  g_object_unref (icon_helper);
 
   if (pixbuf != NULL)
     {
-#ifdef GDK_WINDOWING_WIN32
       prev_hicon = priv->nid.hIcon;
       priv->nid.hIcon = gdk_win32_pixbuf_to_hicon_libgtk_only (pixbuf);
       priv->nid.uFlags |= NIF_ICON;
@@ -1451,27 +1457,40 @@ gtk_status_icon_update_image (GtkStatusIcon *status_icon)
           g_warning (G_STRLOC ": Shell_NotifyIcon(NIM_MODIFY) failed");
       if (prev_hicon)
         DestroyIcon (prev_hicon);
-#endif
-#ifdef GDK_WINDOWING_QUARTZ
-      QUARTZ_POOL_ALLOC;
-      [priv->status_item setImage:pixbuf];
-      QUARTZ_POOL_RELEASE;
-#endif
     }
   else
     {
-#ifdef GDK_WINDOWING_WIN32
       priv->nid.uFlags &= ~NIF_ICON;
       if (priv->nid.hWnd != NULL && priv->visible)
         if (!Shell_NotifyIconW (NIM_MODIFY, &priv->nid))
           g_warning (G_STRLOC ": Shell_NotifyIcon(NIM_MODIFY) failed");
+    }
+
+  g_clear_object (&pixbuf);
 #endif
+
 #ifdef GDK_WINDOWING_QUARTZ
+  if (surface)
+    {
+      pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0,
+                                            cairo_image_surface_get_width (surface),
+                                            cairo_image_surface_get_height (surface));
+      cairo_surface_destroy (surface);
+    }
+
+  if (pixbuf != NULL)
+    {
+      QUARTZ_POOL_ALLOC;
+      [priv->status_item setImage:pixbuf];
+      QUARTZ_POOL_RELEASE;
+    }
+  else
+    {
       [priv->status_item setImage:NULL];
-#endif
     }
 
   g_clear_object (&pixbuf);
+#endif
 }
 
 #ifdef GDK_WINDOWING_X11