[gtk+/wip/window-scales: 5/11] Gtk: Use gdk_cairo_surface_create_similar

[Alexander Larsson <alexl src gnome org>]

commit 7855a8600eda0cf7764f6d43e19c367d7871db85
Author: Alexander Larsson <alexl redhat com>
Date:   Mon Jun 3 17:03:39 2013 +0200

    Gtk: Use gdk_cairo_surface_create_similar

 gtk/gtkcssimage.c          |    2 +-
 gtk/gtknumerableicon.c     |    6 +++---
 gtk/gtkthemingbackground.c |    6 +++---
 3 files changed, 7 insertions(+), 7 deletions(-)
---
diff --git a/gtk/gtkcssimage.c b/gtk/gtkcssimage.c
index 167af64..a687278 100644
--- a/gtk/gtkcssimage.c
+++ b/gtk/gtkcssimage.c
@@ -392,7 +392,7 @@ _gtk_css_image_get_surface (GtkCssImage     *image,
   g_return_val_if_fail (surface_height > 0, NULL);
 
   if (target)
-    result = cairo_surface_create_similar (target,
+    result = gdk_cairo_surface_create_similar (target,
                                            CAIRO_CONTENT_COLOR_ALPHA,
                                            surface_width,
                                            surface_height);
diff --git a/gtk/gtknumerableicon.c b/gtk/gtknumerableicon.c
index e465471..f9233a5 100644
--- a/gtk/gtknumerableicon.c
+++ b/gtk/gtknumerableicon.c
@@ -175,9 +175,9 @@ draw_from_image (cairo_surface_t *image)
   cairo_surface_t *surface;
   cairo_t *cr;
 
-  surface = cairo_surface_create_similar (image, CAIRO_CONTENT_COLOR_ALPHA,
-                                          cairo_image_surface_get_width (image),
-                                          cairo_image_surface_get_height (image));
+  surface = gdk_cairo_surface_create_similar (image, CAIRO_CONTENT_COLOR_ALPHA,
+                                              cairo_image_surface_get_width (image),
+                                              cairo_image_surface_get_height (image));
   cr = cairo_create (surface);
 
   cairo_set_source_surface (cr, image, 0, 0);
diff --git a/gtk/gtkthemingbackground.c b/gtk/gtkthemingbackground.c
index 706752b..1566aae 100644
--- a/gtk/gtkthemingbackground.c
+++ b/gtk/gtkthemingbackground.c
@@ -216,9 +216,9 @@ _gtk_theming_background_paint_layer (GtkThemingBackground *bg,
       else
         surface_height = round (image_height);
 
-      surface = cairo_surface_create_similar (cairo_get_target (cr),
-                                              CAIRO_CONTENT_COLOR_ALPHA,
-                                              surface_width, surface_height);
+      surface = gdk_cairo_surface_create_similar (cairo_get_target (cr),
+                                                  CAIRO_CONTENT_COLOR_ALPHA,
+                                                  surface_width, surface_height);
       cr2 = cairo_create (surface);
       cairo_translate (cr2,
                        0.5 * (surface_width - image_width),