PPAPI/NaCl: Make NaClIPCAdapter transfer handles more generally

ppapi/proxy/plugin_dispatcher_unittest.cc

Index: ppapi/proxy/plugin_dispatcher_unittest.cc
diff --git a/ppapi/proxy/plugin_dispatcher_unittest.cc b/ppapi/proxy/plugin_dispatcher_unittest.cc
index a2999d0026658ca555126bcc1e2134a555895613..821ecad3799c3441408892e81697ffab7041ce54 100644
--- a/ppapi/proxy/plugin_dispatcher_unittest.cc
+++ b/ppapi/proxy/plugin_dispatcher_unittest.cc
@@ -74,7 +74,10 @@ TEST_F(PluginDispatcherTest, PPBCreation) {
   EXPECT_FALSE(HasTargetProxy(API_ID_PPB_AUDIO));
   PpapiMsg_PPBAudio_NotifyAudioStreamCreated audio_msg(
       API_ID_PPB_AUDIO, HostResource(), 0,
-      IPC::PlatformFileForTransit(), base::SharedMemoryHandle(), 0);
+      ppapi::proxy::SerializedHandle(
+          ppapi::proxy::SerializedHandle::SOCKET),
+      ppapi::proxy::SerializedHandle(
+          ppapi::proxy::SerializedHandle::SHARED_MEMORY));
   plugin_dispatcher()->OnMessageReceived(audio_msg);
   EXPECT_TRUE(HasTargetProxy(API_ID_PPB_AUDIO));
 }