Add a command line flag to force all network traffic through a particular ser...

net/base/fixed_host_resolver.h

+// Copyright (c) 2009 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 NET_BASE_FIXED_HOST_RESOLVER_H_
+#define NET_BASE_FIXED_HOST_RESOLVER_H_
+
+#include <string>
+
+#include "net/base/address_list.h"
+#include "net/base/host_resolver.h"
+
+namespace net {
+
+// A FixedHostResolver resolves all addresses to a single address.
+class FixedHostResolver : public HostResolver {
+ public:
+  // |host_and_port| is a string representing the resolution.
+  //   example: foo.myproxy.com:1234
+  explicit FixedHostResolver(const std::string& host_and_port);
+
+  // HostResolver methods:
+  virtual int Resolve(const RequestInfo& info,
+                      AddressList* addresses,
+                      CompletionCallback* callback,
+                      RequestHandle* out_req,
+                      LoadLog* load_log);
+  virtual void CancelRequest(RequestHandle req) {}
+  virtual void AddObserver(Observer* observer) {}
+  virtual void RemoveObserver(Observer* observer) {}
+  virtual HostCache* GetHostCache() { return NULL; }
+  virtual void Shutdown() {}
+
+ private:
+  AddressList address_;
+  bool initialized_;
+};
+
+}  // namespace net
+
+#endif  // NET_BASE_MOCK_HOST_RESOLVER_H_
+