Convert //chrome from scoped_ptr to std::unique_ptr

chrome/service/service_ipc_server.cc

Index: chrome/service/service_ipc_server.cc
diff --git a/chrome/service/service_ipc_server.cc b/chrome/service/service_ipc_server.cc
index de82ad09237f4903ef0d874275260fd749e42e7d..057105b4e3b751428fc5cc557300849604d1cf34 100644
--- a/chrome/service/service_ipc_server.cc
+++ b/chrome/service/service_ipc_server.cc
@@ -86,7 +86,8 @@ bool ServiceIPCServer::Send(IPC::Message* msg) {
   return channel_->Send(msg);
 }
 
-void ServiceIPCServer::AddMessageHandler(scoped_ptr<MessageHandler> handler) {
+void ServiceIPCServer::AddMessageHandler(
+    std::unique_ptr<MessageHandler> handler) {
   message_handlers_.push_back(handler.release());
 }