Substitute ResourceHandlers with dummy ResourceHandler while request is transferred

content/browser/renderer_host/paused_resource_handler.cc

+// Copyright (c) 2011 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/paused_resource_handler.h"
+
+#include "net/url_request/url_request.h"
+
+PausedResourceHandler::PausedResourceHandler(ResourceHandler* old_handlers)
+    : old_handlers_(old_handlers) {
+}
+
+PausedResourceHandler::~PausedResourceHandler() {
+}
+
+bool PausedResourceHandler::OnUploadProgress(int request_id,
+                                             uint64 position,
+                                             uint64 size) {
+  NOTREACHED();
+  return true;
+}
+
+bool PausedResourceHandler::OnRequestRedirected(
+    int request_id,
+    const GURL& new_url,
+    content::ResourceResponse* response,
+    bool* defer) {
+  NOTREACHED();
+  return true;
+}
+
+bool PausedResourceHandler::OnResponseStarted(
+    int request_id, content::ResourceResponse* response) {
+  NOTREACHED();
+  return true;
+}
+
+bool PausedResourceHandler::OnWillStart(int request_id,
+                                        const GURL& url,
+                                        bool* defer) {
+  NOTREACHED();
+  return true;
+}
+
+bool PausedResourceHandler::OnWillRead(int request_id,
+                                       net::IOBuffer** buf,
+                                       int* buf_size,
+                                       int min_size) {
+  NOTREACHED();
+  return true;
+}
+
+bool PausedResourceHandler::OnReadCompleted(int request_id, int* bytes_read) {
+  NOTREACHED();
+  return true;
+}
+
+bool PausedResourceHandler::OnResponseCompleted(
+    int request_id,
+    const net::URLRequestStatus& status,
+    const std::string& security_info) {
+  DCHECK(status.status() == net::URLRequestStatus::CANCELED ||
+         status.status() == net::URLRequestStatus::FAILED);
+  return true;
+}
+
+void PausedResourceHandler::OnRequestClosed() {
+}
+
+void PausedResourceHandler::OnDataDownloaded(int request_id,
+                                             int bytes_downloaded) {
+  NOTREACHED();
+}