[gtk+/gtk-3-12] pixelcache: Split out a function

[Benjamin Otte <otte src gnome org>]

commit 651f1c566a3646b569d176e9317d6b367af8562e
Author: Benjamin Otte <otte redhat com>
Date:   Wed Apr 9 23:28:50 2014 +0200

    pixelcache: Split out a function
    
    https://bugzilla.gnome.org/show_bug.cgi?id=726475

 gtk/gtkpixelcache.c |   22 +++++++++++++++++-----
 1 files changed, 17 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkpixelcache.c b/gtk/gtkpixelcache.c
index 4cc0717..2a90964 100644
--- a/gtk/gtkpixelcache.c
+++ b/gtk/gtkpixelcache.c
@@ -377,12 +377,14 @@ _gtk_pixel_cache_repaint (GtkPixelCache *cache,
     cairo_region_destroy (region_dirty);
 }
 
-static gboolean
-blow_cache_cb  (gpointer user_data)
+static void
+gtk_pixel_cache_blow_cache (GtkPixelCache *cache)
 {
-  GtkPixelCache *cache = user_data;
-
-  cache->timeout_tag = 0;
+  if (cache->timeout_tag)
+    {
+      g_source_remove (cache->timeout_tag);
+      cache->timeout_tag = 0;
+    }
 
   if (cache->surface)
     {
@@ -392,6 +394,16 @@ blow_cache_cb  (gpointer user_data)
        cairo_region_destroy (cache->surface_dirty);
       cache->surface_dirty = NULL;
     }
+}
+
+static gboolean
+blow_cache_cb  (gpointer user_data)
+{
+  GtkPixelCache *cache = user_data;
+
+  cache->timeout_tag = 0;
+
+  gtk_pixel_cache_blow_cache (cache);
 
   return G_SOURCE_REMOVE;
 }