MD Settings: Use FireWebUIListener() helper wherever possible.

chrome/browser/ui/webui/settings/chromeos/device_stylus_handler.cc

 // Copyright 2017 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/chromeos/device_stylus_handler.h"
 
 #include "ash/system/palette/palette_utils.h"
 #include "base/bind.h"
 #include "chrome/browser/chromeos/arc/arc_util.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 66 matching lines @@
       dict->SetString(kAppNameKey, info.name);
       dict->SetString(kAppIdKey, info.app_id);
       dict->SetBoolean(kAppPreferredKey, info.preferred);
       apps_list.Append(std::move(dict));
 
       note_taking_app_ids_.insert(info.app_id);
     }
   }
 
   AllowJavascript();
-  CallJavascriptFunction("cr.webUIListenerCallback",
-                         base::Value("onNoteTakingAppsUpdated"), apps_list,
-                         base::Value(waiting_for_android));
+  FireWebUIListener("onNoteTakingAppsUpdated", apps_list,
+                    base::Value(waiting_for_android));
 }
 
 void StylusHandler::RequestApps(const base::ListValue* unused_args) {
   UpdateNoteTakingApps();
 }
 
 void StylusHandler::SetPreferredNoteTakingApp(const base::ListValue* args) {
   std::string app_id;
   CHECK(args->GetString(0, &app_id));
 
   // Sanity check: make sure that the ID we got back from WebUI is in the
   // currently-available set.
   if (!note_taking_app_ids_.count(app_id)) {
     LOG(ERROR) << "Got unknown note-taking-app ID \"" << app_id << "\"";
     return;
   }
 
   NoteTakingHelper::Get()->SetPreferredApp(Profile::FromWebUI(web_ui()),
                                            app_id);
 }
 
 void StylusHandler::HandleInitialize(const base::ListValue* args) {
   if (ui::InputDeviceManager::GetInstance()->AreDeviceListsComplete())
     SendHasStylus();
 }
 
 void StylusHandler::SendHasStylus() {
   DCHECK(ui::InputDeviceManager::GetInstance()->AreDeviceListsComplete());
   AllowJavascript();
-  CallJavascriptFunction("cr.webUIListenerCallback",
-                         base::Value("has-stylus-changed"),
-                         base::Value(ash::palette_utils::HasStylusInput()));
+  FireWebUIListener("has-stylus-changed",
+                    base::Value(ash::palette_utils::HasStylusInput()));
 }
 
 void StylusHandler::ShowPlayStoreApps(const base::ListValue* args) {
   std::string apps_url;
   args->GetString(0, &apps_url);
   Profile* profile = Profile::FromWebUI(web_ui());
   if (!arc::IsArcAllowedForProfile(profile)) {
     VLOG(1) << "ARC is not enabled for this profile";
     return;
   }
 
   arc::LaunchPlayStoreWithUrl(apps_url);
 }
 
 }  // namespace settings
 }  // namespace chromeos