[Media Router] Handle route creation where resolved route is not for display.

chrome/browser/resources/media_router/media_router.js

Index: chrome/browser/resources/media_router/media_router.js
diff --git a/chrome/browser/resources/media_router/media_router.js b/chrome/browser/resources/media_router/media_router.js
index f358ce789670cc811ef678f6225f072bb85aaf97..7a0535264b605208b56d8a6761e3e980fdf3fe92 100644
--- a/chrome/browser/resources/media_router/media_router.js
+++ b/chrome/browser/resources/media_router/media_router.js
@@ -47,6 +47,7 @@ cr.define('media_router', function() {
     container.addEventListener('report-initial-action', onInitialAction);
     container.addEventListener('report-initial-action-close',
                                onInitialActionClose);
+    container.addEventListener('report-route-creation', onReportRouteCreation);
     container.addEventListener('report-sink-click-time',
                                onSinkClickTimeReported);
     container.addEventListener('report-sink-count', onSinkCountReported);
@@ -219,6 +220,18 @@ cr.define('media_router', function() {
   }
 
   /**
+   * Reports whether or not the route creation was successful.
+   *
+   * @param {!Event} event
+   * Parameters in |event|.detail:
+   *   success - whether or not the route creation was successful.
+   */
+  function onReportRouteCreation(event) {
+    var detail = event.detail;
+    media_router.browserApi.reportRouteCreation(detail.success);
+  }
+
+  /**
    * Reports the initial state of the dialog after it is opened.
    * Called after initial data is populated.
    *