Include time elapsed since start of a remoting session in each log entry.

remoting/webapp/crd/js/log_to_server.js

Index: remoting/webapp/crd/js/log_to_server.js
diff --git a/remoting/webapp/crd/js/log_to_server.js b/remoting/webapp/crd/js/log_to_server.js
index 8b87f1b5c4efc7273b3cb4ce5f43f36ae5926294..e224e660a7612fb2ff3a2af375e139b269fd6dc8 100644
--- a/remoting/webapp/crd/js/log_to_server.js
+++ b/remoting/webapp/crd/js/log_to_server.js
@@ -72,6 +72,9 @@ remoting.LogToServer.prototype.logClientSessionStateChange =
   entry.addHostFields();
   entry.addChromeVersionField();
   entry.addWebappVersionField();
+  // Log the time taken to get to this state from the time this session started.
+  var timeToReachThisState = new Date().getTime() - this.sessionStartTime_;
+  entry.addTimeToReachStateMs(timeToReachThisState);

[Jamie, 2015/02/26 20:32:06]

This should either be added at a lower level (if you want to include it all
events--which I recommend) or you need to reinstate the elapsed time for signal
strategy progress events, otherwise this CL removes it.

[anandc, 2015/02/26 22:47:11]

Done. Move further down in this function.

   entry.addSessionIdField(this.sessionId_);
   // Maybe clear the session start time, and log the session duration.
   if (remoting.LogToServer.shouldAddDuration_(state) &&