When cross-site navigations are cancelled, delete the request being transferred

content/browser/renderer_host/cross_site_request_transfer.cc

+// Copyright 2014 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 "content/browser/renderer_host/cross_site_request_transfer.h"
+
+#include "base/logging.h"
+#include "content/browser/loader/cross_site_resource_handler.h"
+#include "content/public/browser/browser_thread.h"
+
+namespace content {
+
+CrossSiteRequestTransfer::CrossSiteRequestTransfer(
+    CrossSiteResourceHandler* cross_site_resource_handler)
+    : cross_site_resource_handler_(cross_site_resource_handler) {
+}
+
+CrossSiteRequestTransfer::~CrossSiteRequestTransfer() {
+  if (!cross_site_resource_handler_)
+    return;
+  BrowserThread::PostTask(
+      BrowserThread::IO,
+      FROM_HERE,
+      base::Bind(&CrossSiteResourceHandler::AbortTransfer,
+                 base::Unretained(cross_site_resource_handler_)));
+}
+
+void CrossSiteRequestTransfer::ReleaseRequest() {
+  DCHECK(cross_site_resource_handler_);
+  cross_site_resource_handler_ = NULL;
+}
+
+}  // namespace content