Revert of Propagate information about how ARC apps are launched

chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.cc

Index: chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.cc
diff --git a/chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.cc b/chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.cc
index 54052d8aab5ee18ae50a9b797b0a14ee9f165eed..2bc17384b35a1956bee1997c9ae3377ea1f28f4a 100644
--- a/chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.cc
+++ b/chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.cc
@@ -131,7 +131,7 @@
 
   Close(app_id);
 
-  arc::LaunchApp(observed_profile_, app_id, it->second->event_flags());
+  arc::LaunchApp(observed_profile_, app_id);
 }
 
 void ArcAppDeferredLauncherController::OnAppRemoved(const std::string& app_id) {
@@ -179,8 +179,7 @@
 }
 
 void ArcAppDeferredLauncherController::RegisterDeferredLaunch(
-    const std::string& app_id,
-    int event_flags) {
+    const std::string& app_id) {
   const arc::ArcSessionManager* arc_session_manager =
       arc::ArcSessionManager::Get();
   DCHECK(arc_session_manager);
@@ -204,8 +203,8 @@
   }
 
   ArcAppDeferredLauncherItemController* controller =
-      new ArcAppDeferredLauncherItemController(
-          shelf_app_id, owner_, event_flags, weak_ptr_factory_.GetWeakPtr());
+      new ArcAppDeferredLauncherItemController(shelf_app_id, owner_,
+                                               weak_ptr_factory_.GetWeakPtr());
   if (shelf_id == 0) {
     owner_->CreateAppLauncherItem(controller, shelf_app_id,
                                   ash::STATUS_RUNNING);