New link rel=prerender api, using WebKit::WebPrerenderingPlatform

chrome/renderer/prerender/prerender_extra_data.h

+// 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.
+
+#ifndef CHROME_RENDERER_PRERENDER_PRERENDER_EXTRA_DATA_H_
+#define CHROME_RENDERER_PRERENDER_PRERENDER_EXTRA_DATA_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "third_party/WebKit/Source/Platform/chromium/public/WebPrerender.h"
+#include "ui/gfx/size.h"
+
+namespace prerender {
+
+class PrerenderExtraData : public WebKit::WebPrerender::ExtraData {
+ public:
+  PrerenderExtraData(int prerender_id,
+                     int render_view_route_id,
+                     const gfx::Size& size);
+  virtual ~PrerenderExtraData();
+
+  int prerender_id() const { return prerender_id_; }
+  int render_view_route_id() const { return render_view_route_id_; }
+  const gfx::Size& size() const { return size_; }
+
+  static const PrerenderExtraData& FromPrerender(
+      const WebKit::WebPrerender& prerender);
+
+ private:
+  int prerender_id_;
+  int render_view_route_id_;
+  gfx::Size size_;

[mmenke, 2012/05/01 16:23:21]

could make these const.

[gavinp, 2012/05/01 18:50:22]

Done.

+
+  DISALLOW_COPY_AND_ASSIGN(PrerenderExtraData);
+};
+
+}  // namespace prerender
+
+#endif  // CHROME_RENDERER_PRERENDER_PRERENDER_EXTRA_DATA_H_
+