Add support for custom cursors set by windowless plugins. Windowless plugins...

webkit/glue/webcursor_gtk.cc

 // Copyright (c) 2008 The Chromium Authors. All rights reserved.  Use of this
 // source code is governed by a BSD-style license that can be found in the
 // LICENSE file.
 
 #include "webkit/glue/webcursor.h"
 
 #include <gdk/gdk.h>
 
 #include "config.h"
 #include "PlatformCursor.h"
@@ skipping 151 matching lines @@
 
   GdkCursor* cursor = gdk_cursor_new_from_pixbuf(gdk_display_get_default(),
                                                  pixbuf,
                                                  hotspot_.x(),
                                                  hotspot_.y());
 
   gdk_pixbuf_unref(pixbuf);
 
   return cursor;
 }
+
+void WebCursor::InitPlatformData() {
+  return;
+}
+
+bool WebCursor::SerializePlatformData(Pickle* pickle) const {
+  return true;
+}
+
+bool WebCursor::DeserializePlatformData(const Pickle* pickle, void** iter) {
+  return true;
+}
+
+bool WebCursor::IsPlatformDataEqual(const WebCursor& other) const {
+  return true;
+}
+
+void WebCursor::CleanupPlatformData() {
+  return;
+}
+
+void WebCursor::CopyPlatformData(const WebCursor& other) {
+  return;
+}