Fix right-Ctrl mapping menu item.

remoting/webapp/crd/js/desktop_connected_view.js

Index: remoting/webapp/crd/js/desktop_connected_view.js
diff --git a/remoting/webapp/crd/js/desktop_connected_view.js b/remoting/webapp/crd/js/desktop_connected_view.js
index 1f528d36909c8a7c9ad8140dfe45d9fbcf3baf47..9305a438f5d793268e5886bd54e997c645ef9996 100644
--- a/remoting/webapp/crd/js/desktop_connected_view.js
+++ b/remoting/webapp/crd/js/desktop_connected_view.js
@@ -258,7 +258,7 @@ remoting.DesktopConnectedView.prototype.setMapRightCtrl = function(enable) {
   if (enable) {
     this.host_.options.remapKeys[0x0700e4] = 0x0700e7;
   } else {
-    delete this.host_.options.remapKeys[0x0700e4]
+    this.host_.options.remapKeys[0x0700e4] = 0x0700e4;
   }
   this.setRemapKeys(this.host_.options.remapKeys);
 };
@@ -341,4 +341,4 @@ remoting.DesktopConnectedView.prototype.startStopRecording = function() {
  */
 remoting.DesktopConnectedView.create = function(container, connectionInfo) {
   return new remoting.DesktopConnectedView(container, connectionInfo);
-};
+};