Show an InfoBar when trying to start Packaged Apps from Metro mode.

chrome/browser/ui/views/app_list/app_list_controller_win.cc

Index: chrome/browser/ui/views/app_list/app_list_controller_win.cc
diff --git a/chrome/browser/ui/views/app_list/app_list_controller_win.cc b/chrome/browser/ui/views/app_list/app_list_controller_win.cc
index b932649df6856832e105c9d4e04ae5a626351be8..76d27f62b174ebf7d45361ab4b0901e7a01c776b 100644
--- a/chrome/browser/ui/views/app_list/app_list_controller_win.cc
+++ b/chrome/browser/ui/views/app_list/app_list_controller_win.cc
@@ -501,7 +501,10 @@ void AppListController::ShowAppList(Profile* profile) {
   if (win8::IsSingleWindowMetroMode()) {
     // This request came from Windows 8 in desktop mode, but chrome is currently
     // running in Metro mode.
-    chrome::AppMetroInfoBarDelegateWin::CreateAndActivateMetro(profile);
+    chrome::AppMetroInfoBarDelegateWin::Create(
+        profile,
+        chrome::AppMetroInfoBarDelegateWin::SHOW_APP_LIST,
+        std::string());
     return;
   }