Don't use barcodes in ProtocolPerfTests

remoting/host/client_session.cc

Index: remoting/host/client_session.cc
diff --git a/remoting/host/client_session.cc b/remoting/host/client_session.cc
index dcb87044efc8a0a2aa9c4c7b325e8ddccc85a6ae..bd92d9d03d279005024be0cb4d3fcfb5861c6e1d 100644
--- a/remoting/host/client_session.cc
+++ b/remoting/host/client_session.cc
@@ -404,9 +404,15 @@ ClientSessionControl* ClientSession::session_control() {
   return this;
 }
 
-std::unique_ptr<protocol::ClipboardStub> ClientSession::CreateClipboardProxy() {
+void ClientSession::SetEventTimestampsSourceForTests(
+    scoped_refptr<protocol::InputEventTimestampsSource>
+        event_timestamp_source) {
   DCHECK(CalledOnValidThread());
+  video_stream_->SetEventTimestampsSource(event_timestamp_source);
+}
 
+std::unique_ptr<protocol::ClipboardStub> ClientSession::CreateClipboardProxy() {
+  DCHECK(CalledOnValidThread());
   return base::MakeUnique<protocol::ClipboardThreadProxy>(
       client_clipboard_factory_.GetWeakPtr(),
       base::ThreadTaskRunnerHandle::Get());