Cache the GdkSkia object in PlatformContextSkia so that we aren't creating

webkit/port/platform/chromium/gdkskiadrawable.h

Index: webkit/port/platform/chromium/gdkskiadrawable.h
diff --git a/webkit/port/platform/chromium/gdkskiadrawable.h b/webkit/port/platform/chromium/gdkskiadrawable.h
deleted file mode 100644
index 6e6b76ac470ba580415ffa5d22ad5961c3868509..0000000000000000000000000000000000000000
--- a/webkit/port/platform/chromium/gdkskiadrawable.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/* Based on GTK code by the Chromium Authors. The original header for that code
- * continues below */
-
-/* GDK - The GIMP Drawing Kit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
- * file for a list of people on the GTK+ Team.  See the ChangeLog
- * files for a list of changes.  These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-#ifndef __GDK_SKIA_H__
-#define __GDK_SKIA_H__
-
-#include <gdk/gdk.h>
-#include <cairo/cairo.h>
-
-class SkCanvas;
-
-G_BEGIN_DECLS
-
-typedef struct _GdkSkiaObject GdkSkiaObject;
-typedef struct _GdkSkiaObjectClass GdkSkiaObjectClass;
-
-typedef struct _GdkDrawable GdkSkia;
-
-#define GDK_TYPE_SKIA              (gdk_skia_get_type ())
-#define GDK_SKIA(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_SKIA, GdkSkia))
-#define GDK_SKIA_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_SKIA, GdkSkiaObjectClass))
-#define GDK_IS_SKIA(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_SKIA))
-#define GDK_IS_SKIA_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_SKIA))
-#define GDK_SKIA_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_SKIA, GdkSkiaObjectClass))
-#define GDK_SKIA_OBJECT(object)    ((GdkSkiaObject *) GDK_SKIA (object))
-
-struct _GdkSkiaObject
-{
-  GdkDrawable parent_instance;
-  SkCanvas *canvas;
-  cairo_surface_t *surface;
-};
-
-struct _GdkSkiaObjectClass
-{
-  GdkDrawableClass parent_class;
-};
-
-GType gdk_skia_get_type();
-
-// -----------------------------------------------------------------------------
-// Return a new GdkSkia for the given canvas.
-// -----------------------------------------------------------------------------
-GdkSkia* gdk_skia_new(SkCanvas* canvas);
-
-G_END_DECLS
-
-#endif /* __GDK_SKIA_H__ */