Pepper: Add support for multicast in PPB_UDPSocket API

ppapi/proxy/udp_socket_resource.h

 // Copyright 2013 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 PPAPI_PROXY_UDP_SOCKET_RESOURCE_H_
 #define PPAPI_PROXY_UDP_SOCKET_RESOURCE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ppapi/proxy/ppapi_proxy_export.h"
@@ skipping 22 matching lines @@
                            scoped_refptr<TrackedCallback> callback) override;
   virtual int32_t SendTo(const char* buffer,
                          int32_t num_bytes,
                          PP_Resource addr,
                          scoped_refptr<TrackedCallback> callback) override;
   virtual void Close() override;
   virtual int32_t SetOption1_0(
       PP_UDPSocket_Option name,
       const PP_Var& value,
       scoped_refptr<TrackedCallback> callback) override;
+  virtual int32_t SetOption1_1(
+      PP_UDPSocket_Option name,
+      const PP_Var& value,
+      scoped_refptr<TrackedCallback> callback) override;
   virtual int32_t SetOption(PP_UDPSocket_Option name,
                             const PP_Var& value,
                             scoped_refptr<TrackedCallback> callback) override;
+  virtual int32_t JoinGroup(PP_Resource group,
+                            scoped_refptr<TrackedCallback> callback) override;
+  virtual int32_t LeaveGroup(PP_Resource group,
+                             scoped_refptr<TrackedCallback> callback) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(UDPSocketResource);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_UDP_SOCKET_RESOURCE_H_