aura-x11: Add custom web cursor support.

webkit/glue/webcursor_aura.cc

Index: webkit/glue/webcursor_aura.cc
diff --git a/webkit/glue/webcursor_aura.cc b/webkit/glue/webcursor_aura.cc
index 7610aff3f7c71dab23c368194a75ad9492ee5465..e06a0017693a569273f66a4c1b509367e30927c8 100644
--- a/webkit/glue/webcursor_aura.cc
+++ b/webkit/glue/webcursor_aura.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 
@@ -105,24 +105,3 @@ gfx::NativeCursor WebCursor::GetNativeCursor() {
       return gfx::kNullCursor;
   }
 }
-
-void WebCursor::InitPlatformData() {
-}
-
-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() {
-}
-
-void WebCursor::CopyPlatformData(const WebCursor& other) {
-}