mash: Have chrome set itself as the app list presenter.

chrome/browser/ui/ash/app_list/app_list_service_ash.h

Index: chrome/browser/ui/ash/app_list/app_list_service_ash.h
diff --git a/chrome/browser/ui/ash/app_list/app_list_service_ash.h b/chrome/browser/ui/ash/app_list/app_list_service_ash.h
index 02dcf008393a2d196f448f94367f8c34c7531920..b3f3763e61dbde6c9d374314d191b0d2157bb45f 100644
--- a/chrome/browser/ui/ash/app_list/app_list_service_ash.h
+++ b/chrome/browser/ui/ash/app_list/app_list_service_ash.h
@@ -9,6 +9,7 @@
 
 #include "base/macros.h"
 #include "chrome/browser/ui/app_list/app_list_service_impl.h"
+#include "chrome/browser/ui/ash/app_list/app_list_presenter_service.h"
 #include "ui/app_list/app_list_model.h"
 
 namespace app_list {
@@ -76,6 +77,8 @@ class AppListServiceAsh : public AppListServiceImpl {
   std::unique_ptr<app_list::AppListPresenterImpl> app_list_presenter_;
   std::unique_ptr<AppListControllerDelegateAsh> controller_delegate_;
 
+  AppListPresenterService app_list_presenter_service_;
+
   DISALLOW_COPY_AND_ASSIGN(AppListServiceAsh);
 };