[MD settings] display message about secondary install in default browser settings

chrome/browser/ui/webui/settings/settings_default_browser_handler.cc

 // 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.
 
 #include "chrome/browser/ui/webui/settings/settings_default_browser_handler.h"
 
 #include "base/bind.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/user_metrics.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 70 matching lines @@
 }
 
 void DefaultBrowserHandler::OnDefaultBrowserWorkerFinished(
     shell_integration::DefaultWebClientState state) {
   if (state == shell_integration::IS_DEFAULT) {
     // Notify the user in the future if Chrome ceases to be the user's chosen
     // default browser.
     chrome::ResetDefaultBrowserPrompt(Profile::FromWebUI(web_ui()));
   }
 
-  base::FundamentalValue is_default(state == shell_integration::IS_DEFAULT);
-  base::FundamentalValue can_be_default(
-      state != shell_integration::UNKNOWN_DEFAULT &&
-      !DefaultBrowserIsDisabledByPolicy() &&
+  base::DictionaryValue dict;
+  dict.SetBoolean("isDefault", state == shell_integration::IS_DEFAULT);
+  dict.SetBoolean("canBeDefault",
       shell_integration::CanSetAsDefaultBrowser());
+  dict.SetBoolean("isUnknownError",
+      state == shell_integration::UNKNOWN_DEFAULT);
+  dict.SetBoolean("isDisabledByPolicy", DefaultBrowserIsDisabledByPolicy());
 
-  CallJavascriptFunction("Settings.updateDefaultBrowserState", is_default,
-                         can_be_default);
+  CallJavascriptFunction("cr.webUIListenerCallback",
+      base::StringValue("settings.updateDefaultBrowserState"), dict);
 }
 
 }  // namespace settings