Use std::move() instead of .Pass() in remoting/host

remoting/host/client_session_unittest.cc

Index: remoting/host/client_session_unittest.cc
diff --git a/remoting/host/client_session_unittest.cc b/remoting/host/client_session_unittest.cc
index 38d66ef5da40e7b6e98d85818162f1996f9b476b..f6380069eba85e088aacb6321845b1b4f226008e 100644
--- a/remoting/host/client_session_unittest.cc
+++ b/remoting/host/client_session_unittest.cc
@@ -176,7 +176,7 @@ void ClientSessionTest::CreateClientSession() {
   // Mock protocol::ConnectionToClient APIs called directly by ClientSession.
   // HostStub is not touched by ClientSession, so we can safely pass nullptr.
   scoped_ptr<protocol::FakeConnectionToClient> connection(
-      new protocol::FakeConnectionToClient(session.Pass()));
+      new protocol::FakeConnectionToClient(std::move(session)));
   connection->set_client_stub(&client_stub_);
   connection_ = connection.get();
 
@@ -188,7 +188,7 @@ void ClientSessionTest::CreateClientSession() {
       task_runner_,  // Encode thread.
       task_runner_,  // Network thread.
       task_runner_,  // UI thread.
-      connection.Pass(),
+      std::move(connection),
       desktop_environment_factory_.get(),
       base::TimeDelta(),
       nullptr,