Pepper: Add support for multicast in PPB_UDPSocket API

ppapi/tests/test_udp_socket.h

Index: ppapi/tests/test_udp_socket.h
diff --git a/ppapi/tests/test_udp_socket.h b/ppapi/tests/test_udp_socket.h
index 2a2a473508462b5ea3ee5656e35254e4ca9d0403..1b8b35d3da97d9b914d565758551cd6d8dad682a 100644
--- a/ppapi/tests/test_udp_socket.h
+++ b/ppapi/tests/test_udp_socket.h
@@ -8,9 +8,17 @@
 #include <string>
 
 #include "ppapi/c/pp_stdint.h"
+#include "ppapi/c/ppb_udp_socket.h"
 #include "ppapi/cpp/net_address.h"
 #include "ppapi/tests/test_case.h"
 
+namespace {
+typedef int32_t (*UDPSocketSetOption)(PP_Resource udp_socket,
+                                      PP_UDPSocket_Option name,
+                                      struct PP_Var value,
+                                      struct PP_CompletionCallback callback);
+}
+
 namespace pp {
 class UDPSocket;
 }
@@ -39,13 +47,25 @@ class TestUDPSocket: public TestCase {
                           const pp::NetAddress& target_address,
                           const std::string& message,
                           pp::NetAddress* recvfrom_address);
+  std::string SetMulticastOptions(pp::UDPSocket* socket);
 
   std::string TestReadWrite();
   std::string TestBroadcast();
+  int32_t SetOptionValue(UDPSocketSetOption func,
+                         PP_Resource socket,
+                         PP_UDPSocket_Option option,
+                         PP_Var value);
+  std::string TestSetOption_1_0();
+  std::string TestSetOption_1_1();
   std::string TestSetOption();
   std::string TestParallelSend();
+  std::string TestMulticast();
 
   pp::NetAddress address_;
+
+  const PPB_UDPSocket_1_0* socket_interface_1_0_;
+  const PPB_UDPSocket_1_1* socket_interface_1_1_;
+  bool has_interface_1_2_;
 };
 
 #endif  // PPAPI_TESTS_TEST_UDP_SOCKET_H_