Add ScopedKeepAlive to c/b/lifetime

chrome/browser/extensions/api/tabs/tabs_api.cc

Index: chrome/browser/extensions/api/tabs/tabs_api.cc
diff --git a/chrome/browser/extensions/api/tabs/tabs_api.cc b/chrome/browser/extensions/api/tabs/tabs_api.cc
index 6577b22188773cac3b14e0da90d9058f238f969a..23a67ab0d1bd846929f8a16064b2cfa967072d23 100644
--- a/chrome/browser/extensions/api/tabs/tabs_api.cc
+++ b/chrome/browser/extensions/api/tabs/tabs_api.cc
@@ -24,7 +24,6 @@
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/thread_task_runner_handle.h"
-#include "chrome/browser/apps/scoped_keep_alive.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
 #include "chrome/browser/extensions/api/tabs/windows_util.h"
@@ -592,9 +591,7 @@ bool WindowsCreateFunction::RunSync() {
       create_params.window_spec.bounds = window_bounds;
       create_params.focused = saw_focus_key && focused;
       AppWindow* app_window = new AppWindow(
-          window_profile,
-          new ChromeAppDelegate(make_scoped_ptr(new ScopedKeepAlive)),
-          extension());
+          window_profile, new ChromeAppDelegate(true), extension());
       AshPanelContents* ash_panel_contents = new AshPanelContents(app_window);
       app_window->Init(urls[0], ash_panel_contents, create_params);
       WindowController* window_controller =