[Merge to 2924] Reland "Propagate information about how ARC apps are launched"

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

Index: chrome/browser/ui/ash/launcher/launcher_controller_helper.cc
diff --git a/chrome/browser/ui/ash/launcher/launcher_controller_helper.cc b/chrome/browser/ui/ash/launcher/launcher_controller_helper.cc
index 222623a9168a1b2495699961653dbe5d8415cdd5..41a4fa4d15179ea90a309230b9455b535b7d036f 100644
--- a/chrome/browser/ui/ash/launcher/launcher_controller_helper.cc
+++ b/chrome/browser/ui/ash/launcher/launcher_controller_helper.cc
@@ -169,7 +169,7 @@ void LauncherControllerHelper::LaunchApp(const std::string& app_id,
                                          int event_flags) {
   const ArcAppListPrefs* arc_prefs = GetArcAppListPrefs();
   if (arc_prefs && arc_prefs->IsRegistered(app_id)) {
-    arc::LaunchApp(profile_, app_id);
+    arc::LaunchApp(profile_, app_id, event_flags);
     return;
   }