Get rid of RefCounted for ActivityIconLoader.

chrome/browser/chromeos/arc/intent_helper/arc_external_protocol_dialog.cc

Index: chrome/browser/chromeos/arc/intent_helper/arc_external_protocol_dialog.cc
diff --git a/chrome/browser/chromeos/arc/intent_helper/arc_external_protocol_dialog.cc b/chrome/browser/chromeos/arc/intent_helper/arc_external_protocol_dialog.cc
index 21a2c15ec965cfe66892a7ae6e48745ff5063e36..0e92a48816a2cb559f44f937a0205d66b447207a 100644
--- a/chrome/browser/chromeos/arc/intent_helper/arc_external_protocol_dialog.cc
+++ b/chrome/browser/chromeos/arc/intent_helper/arc_external_protocol_dialog.cc
@@ -48,12 +48,6 @@ void ShowFallbackExternalProtocolDialog(int render_process_host_id,
   new ExternalProtocolDialog(web_contents, url);
 }
 
-scoped_refptr<ActivityIconLoader> GetIconLoader() {
-  DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  ArcServiceManager* arc_service_manager = ArcServiceManager::Get();
-  return arc_service_manager ? arc_service_manager->icon_loader() : nullptr;
-}
-
 void CloseTabIfNeeded(int render_process_host_id, int routing_id) {
   WebContents* web_contents =
       tab_util::GetWebContentsByID(render_process_host_id, routing_id);
@@ -372,9 +366,9 @@ void OnUrlHandlerList(int render_process_host_id,
 
   auto* instance = ARC_GET_INSTANCE_FOR_METHOD(
       arc_service_manager->arc_bridge_service()->intent_helper(), HandleUrl);
-  scoped_refptr<ActivityIconLoader> icon_loader = GetIconLoader();
-
-  if (!instance || !icon_loader) {
+  auto* intent_helper_bridge =
+      ArcServiceManager::GetGlobalService<ArcIntentHelperBridge>();
+  if (!instance || !intent_helper_bridge) {
     // ARC is not running anymore. Show the Chrome OS dialog.
     ShowFallbackExternalProtocolDialog(render_process_host_id, routing_id, url);
     return;
@@ -405,7 +399,7 @@ void OnUrlHandlerList(int render_process_host_id,
   for (const auto& handler : handlers) {
     activities.emplace_back(handler->package_name, handler->activity_name);
   }
-  icon_loader->GetActivityIcons(
+  intent_helper_bridge->icon_loader()->GetActivityIcons(
       activities, base::Bind(OnAppIconsReceived, render_process_host_id,
                              routing_id, url, base::Passed(&handlers)));
 }