[Chromoting] SessionLogger refactor.

remoting/webapp/base/js/chromoting_event.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
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 //   MM   ,M9  .gP"Ya   ,6"Yb.   ,M""bMM  `7MMpMMMb.pMMMb.  .gP"Ya
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 //   MM   `Mb.YM.    , 8M   MM `Mb    MM    MM    MM    MM YM.    ,
@@ skipping 104 matching lines @@
     this.os = remoting.ChromotingEvent.Os.CHROMEOS;
   }
   this.browser_version = systemInfo.chromeVersion;
 
   // App Info.
   this.webapp_version = chrome.runtime.getManifest().version;
   this.application_id = chrome.runtime.id;
 };
 
 /**
+ * Populates the corresponding fields in the logEntry based on |error|.
+ *
+ * @param {remoting.Error} error
+ */
+remoting.ChromotingEvent.prototype.setError = function(error) {
+  var Tag = remoting.Error.Tag;
+  var detail = /** @type {string} */ (error.getDetail());
+
+  switch (error.getTag()) {
+    case Tag.HOST_IS_OFFLINE:
+      if (detail) {
+        this.xmpp_error = new remoting.ChromotingEvent.XmppError(detail);
+      }
+      break;
+    case Tag.MISSING_PLUGIN:
+      console.assert(detail, 'Missing PNaCl plugin last error string.');
+      this.raw_plugin_error = detail;
+  }
+
+  this.connection_error = error.toConnectionError();
+};
+
+/**
  * @param {remoting.ChromotingEvent} event
  * @return {boolean}
  */
 remoting.ChromotingEvent.isEndOfSession = function(event) {
   if (event.type !== remoting.ChromotingEvent.Type.SESSION_STATE) {
     return false;
   }
   var endStates = [
     remoting.ChromotingEvent.SessionState.CLOSED,
     remoting.ChromotingEvent.SessionState.CONNECTION_DROPPED,
@@ skipping 156 matching lines @@
   FAILED_LATE: 5
 };
 
 /** @enum {number} */
 remoting.ChromotingEvent.AuthMethod = {
   PIN: 1,
   ACCESS_CODE: 2,
   PINLESS: 3,
   THIRD_PARTY: 4,
 };