Fix a typo crubg.com --> crbug.com.

remoting/webapp/crd/js/host_setup_dialog.js

Index: remoting/webapp/crd/js/host_setup_dialog.js
diff --git a/remoting/webapp/crd/js/host_setup_dialog.js b/remoting/webapp/crd/js/host_setup_dialog.js
index df0b7e32970e47d5c2bd0c6ad13168196dfaf115..50f9d7c6330d4f72c02dd23d151ca5189a93dbf3 100644
--- a/remoting/webapp/crd/js/host_setup_dialog.js
+++ b/remoting/webapp/crd/js/host_setup_dialog.js
@@ -260,7 +260,7 @@ remoting.HostSetupDialog.prototype.showForPin = function() {
  * @return {void} Nothing.
  */
 remoting.HostSetupDialog.prototype.showForStop = function() {
-  // TODO(sergeyu): Add another step to unregister the host, crubg.com/121146 .
+  // TODO(sergeyu): Add another step to unregister the host, crbug.com/121146 .
   this.startNewFlow_(
       [remoting.HostSetupFlow.State.STOPPING_HOST,
        remoting.HostSetupFlow.State.HOST_STOPPED]);