[Chromoting] Use ProcessStatsSender in DaemonProcess (daemon process)

remoting/host/process_stats_sender.cc

Index: remoting/host/process_stats_sender.cc
diff --git a/remoting/host/process_stats_sender.cc b/remoting/host/process_stats_sender.cc
index 8bcebb8caa881b5044d02934bd6173bd62214b7c..7a2f7f8a2afe362f89984e744d4131ae9ceb234d 100644
--- a/remoting/host/process_stats_sender.cc
+++ b/remoting/host/process_stats_sender.cc
@@ -19,6 +19,7 @@ ProcessStatsSender::ProcessStatsSender(
     std::initializer_list<ProcessStatsAgent*> agents)
     : host_stats_stub_(host_stats_stub),
       agents_(agents),
+      interval_(interval),
       thread_checker_() {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(host_stats_stub_);
@@ -33,6 +34,10 @@ ProcessStatsSender::~ProcessStatsSender() {
   timer_.Stop();
 }
 
+base::TimeDelta ProcessStatsSender::interval() const {
+  return interval_;
+}
+
 void ProcessStatsSender::ReportUsage() {
   DCHECK(thread_checker_.CalledOnValidThread());