Webapp changes to support asking for a PIN

remoting/webapp/session_connector.js

Index: remoting/webapp/session_connector.js
diff --git a/remoting/webapp/session_connector.js b/remoting/webapp/session_connector.js
index 015e43eddfdf004191475b764f52074c1731a88d..981404f2834dbc688a6f6d88b477bc0f06853078 100644
--- a/remoting/webapp/session_connector.js
+++ b/remoting/webapp/session_connector.js
@@ -104,6 +104,13 @@ remoting.SessionConnector = function(pluginParent, onOk, onError) {
    */
   this.wcsAccessTokenRefreshTimer_ = 0;
 
+  /**
+   * Function to interactively obtain the PIN from the user.
+   * @param {function(string):void} onPinFetched Called when the PIN is fetched.
+   * @private
+   */
+  this.fetchPin_ = function(onPinFetched) {};
+
   // Pre-load WCS to improve connection time.
   remoting.identity.callWithToken(this.loadWcs_.bind(this), this.onError_);
 };
@@ -112,13 +119,14 @@ remoting.SessionConnector = function(pluginParent, onOk, onError) {
  * Initiate a Me2Me connection.
  *
  * @param {remoting.Host} host The Me2Me host to which to connect.
- * @param {string} pin The PIN as entered by the user.
+ * @param {function(function(string):void):void} fetchPin Function to
+ *     interactively obtain the PIN from the user.
  * @return {void} Nothing.
  */
-remoting.SessionConnector.prototype.connectMe2Me = function(host, pin) {
+remoting.SessionConnector.prototype.connectMe2Me = function(host, fetchPin) {
   this.hostId_ = host.hostId;
   this.hostJid_ = host.jabberId;
-  this.passPhrase_ = pin;
+  this.fetchPin_ = fetchPin;
   this.createSessionIfReady_();
 };
 
@@ -255,9 +263,8 @@ remoting.SessionConnector.prototype.createSessionIfReady_ = function() {
 
   var securityTypes = 'spake2_hmac,spake2_plain';
   this.clientSession_ = new remoting.ClientSession(
-      this.hostJid_, this.clientJid_, this.hostPublicKey_,
-      this.passPhrase_, securityTypes, this.hostId_,
-      this.connectionMode_);
+      this.hostJid_, this.clientJid_, this.hostPublicKey_, this.passPhrase_,
+      this.fetchPin_, securityTypes, this.hostId_, this.connectionMode_);
   this.clientSession_.logHostOfflineErrors(!this.refreshHostJidIfOffline_);
   this.clientSession_.setOnStateChange(this.onStateChange_.bind(this));
   this.clientSession_.createPluginAndConnect(this.pluginParent_);
@@ -347,7 +354,7 @@ remoting.SessionConnector.prototype.onHostListRefresh_ = function(success) {
   if (success) {
     var host = remoting.hostList.getHostForId(this.hostId_);
     if (host) {
-      this.connectMe2Me(host, this.passPhrase_);
+      this.connectMe2Me(host, this.fetchPin_);
       return;
     }
   }
@@ -410,4 +417,4 @@ remoting.SessionConnector.prototype.normalizeAccessCode_ =
     function(accessCode) {
   // Trim whitespace.
   return accessCode.replace(/\s/g, '');
-};
+};