Removes deprecated applicationLog, replaces it with applicationLog.

JitsiConference.js

         if (conference.isModerator()) {
             conference.on(JitsiConferenceEvents.RECORDER_STATE_CHANGED,
                 function (status, error) {
-                    conference.statistics.sendLog("Recorder: " + status);
+                    Statistics.sendLog("Recorder: " + status);
                 });
         }
 

modules/statistics/CallStats.js

     getUserMedia:         "getUserMedia",
     iceConnectionFailure: "iceConnectionFailure",
     signalingError:       "signalingError",
-    applicationError:     "applicationError"
+    applicationLog:       "applicationLog"
 };
 
 /**
 });
 
 /**
- * Notifies CallStats that there is an unhandled error on the page.
+ * Notifies CallStats that there is a log we want to report.
  *
- * @param {Error} e error to send
- * @param {RTCPeerConnection} pc connection on which failure occured.
+ * @param {Error} e error to send or {String} message
  * @param {CallStats} cs callstats instance related to the error (optional)
  */
-CallStats.sendUnhandledError = _try_catch(function (e, cs) {
+CallStats.sendApplicationLog = _try_catch(function (e, cs) {
     CallStats._reportError
-        .call(cs, wrtcFuncNames.applicationError, e, null);
+        .call(cs, wrtcFuncNames.applicationLog, e, null);
 });
 
 module.exports = CallStats;

modules/statistics/statistics.js

 };
 
 /**
- * Notifies CallStats that there is unhandled exception.
+ * Adds to CallStats an application log.
  *
- * @param {Error} e error to send
+ * @param {String} a log message to send or an {Error} object to be reported
  */
-Statistics.sendUnhandledError = function (e) {
+Statistics.sendLog = function (m) {
     if (Statistics.callsStatsInstances.length) {
         Statistics.callsStatsInstances.forEach(function (cs) {
-            CallStats.sendUnhandledError(e, cs);
+            CallStats.sendApplicationLog(m, cs);
         });
     } else {
-        CallStats.sendUnhandledError(e, null);
+        CallStats.sendApplicationLog(m, null);
     }
 };
 
-/**
- * Adds to CallStats an application log.
- *
- * @param {String} a log message to send
- */
-Statistics.sendLog = function (m) {
-    // uses  the same field for cs stat as unhandled error
-    Statistics.sendUnhandledError(m);
-};
-
-/**
- * Adds to CallStats an application log.
- *
- * @param {String} a log message to send
- */
-Statistics.prototype.sendLog = function (m) {
-    // uses  the same field for cs stat as unhandled error
-    CallStats.sendUnhandledError(m, this.callstats);
-};
-
 /**
  * Sends the given feedback through CallStats.
  *
     if (error instanceof JitsiTrackError && error.gum) {
         Statistics.sendGetUserMediaFailed(error);
     } else {
-        Statistics.sendUnhandledError(error);
+        Statistics.sendLog(error);
     }
 };