Add PepperAddressResolver.

remoting/client/plugin/pepper_address_resolver.h

Index: remoting/client/plugin/pepper_address_resolver.h
diff --git a/remoting/client/plugin/pepper_address_resolver.h b/remoting/client/plugin/pepper_address_resolver.h
new file mode 100644
index 0000000000000000000000000000000000000000..37012ea51e05cdacb89575da339a2d170a813f6b
--- /dev/null
+++ b/remoting/client/plugin/pepper_address_resolver.h
@@ -0,0 +1,45 @@
+// 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.
+
+#ifndef REMOTING_CLIENT_PLUGIN_PEPPER_ADDRESS_RESOLVER_H_
+#define REMOTING_CLIENT_PLUGIN_PEPPER_ADDRESS_RESOLVER_H_
+
+#include "ppapi/cpp/host_resolver.h"
+#include "ppapi/utility/completion_callback_factory.h"
+#include "third_party/webrtc/base/asyncresolverinterface.h"
+
+namespace remoting {
+
+// rtc::AsyncResolverInterface implementation that uses Pepper to resolve
+// addresses.
+class PepperAddressResolver : public rtc::AsyncResolverInterface {
+ public:
+  explicit PepperAddressResolver(const pp::InstanceHandle& instance);
+  virtual ~PepperAddressResolver();
+
+  // rtc::AsyncResolverInterface.
+  virtual void Start(const rtc::SocketAddress& addr) OVERRIDE;
+  virtual bool GetResolvedAddress(int family,
+                                  rtc::SocketAddress* addr) const OVERRIDE;
+  virtual int GetError() const OVERRIDE;
+  virtual void Destroy(bool wait) OVERRIDE;
+
+ private:
+  void OnResolved(int32_t result);
+
+  pp::HostResolver resolver_;
+
+  rtc::SocketAddress ipv4_address_;
+  rtc::SocketAddress ipv6_address_;
+
+  int error_;
+
+  pp::CompletionCallbackFactory<PepperAddressResolver> callback_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(PepperAddressResolver);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_CLIENT_PLUGIN_PEPPER_ADDRESS_RESOLVER_H_