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

chrome/renderer/prerender/prerendering_support.cc

+// 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 "chrome/renderer/prerender/prerendering_support.h"
+
+#include "chrome/common/prerender_messages.h"
+#include "chrome/renderer/prerender/prerender_extra_data.h"
+#include "content/public/common/referrer.h"
+#include "content/public/renderer/render_thread.h"
+#include "content/public/renderer/render_view.h"
+#include "third_party/WebKit/Source/Platform/chromium/public/WebPrerenderingSupport.h"
+
+namespace prerender {
+
+PrerenderingSupport::~PrerenderingSupport() {
+}
+
+void PrerenderingSupport::add(const WebKit::WebPrerender& prerender) {
+  const PrerenderExtraData& extra_data =
+      PrerenderExtraData::FromPrerender(prerender);
+  content::RenderThread::Get()->Send(new PrerenderHostMsg_AddLinkRelPrerender(
+      extra_data.prerender_id(), GURL(prerender.url()),
+      content::Referrer(GURL(prerender.referrer()), prerender.referrerPolicy()),
+      extra_data.size(), extra_data.render_view_route_id()));
+}
+
+void PrerenderingSupport::cancel(const WebKit::WebPrerender& prerender) {
+  const PrerenderExtraData& extra_data =
+      PrerenderExtraData::FromPrerender(prerender);
+  content::RenderThread::Get()->Send(
+      new PrerenderHostMsg_CancelLinkRelPrerender(extra_data.prerender_id()));
+}
+
+void PrerenderingSupport::abandon(const WebKit::WebPrerender& prerender) {
+  const PrerenderExtraData& extra_data =
+      PrerenderExtraData::FromPrerender(prerender);
+  content::RenderThread::Get()->Send(
+      new PrerenderHostMsg_AbandonLinkRelPrerender(extra_data.prerender_id()));
+}
+
+}  // namespace prerender
+