aura-x11: Add custom web cursor support.

webkit/glue/webcursor_aura.cc

-// 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.
 
 #include "webkit/glue/webcursor.h"
 
 #include "base/logging.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCursorInfo.h"
 #include "ui/aura/cursor.h"
 
 using WebKit::WebCursorInfo;
@@ skipping 86 matching lines @@
       return aura::kCursorGrab;
     case WebCursorInfo::TypeGrabbing:
       return aura::kCursorGrabbing;
     case WebCursorInfo::TypeCustom:
       return aura::kCursorCustom;
     default:
       NOTREACHED();
       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) {
-}