Don't ignore manifest icons for sites that don't have a service worker.

chrome/browser/ui/tab_helpers.cc

Index: chrome/browser/ui/tab_helpers.cc
diff --git a/chrome/browser/ui/tab_helpers.cc b/chrome/browser/ui/tab_helpers.cc
index 4becaddd43e2bddb636274f9e1667bdb7542db31..e98dac638265472d0abfb1fc1af1c180e7aeafe1 100644
--- a/chrome/browser/ui/tab_helpers.cc
+++ b/chrome/browser/ui/tab_helpers.cc
@@ -22,6 +22,7 @@
 #include "chrome/browser/history/history_tab_helper.h"
 #include "chrome/browser/history/top_sites_factory.h"
 #include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/installable/installable_manager.h"
 #include "chrome/browser/media/media_engagement_service.h"
 #include "chrome/browser/metrics/desktop_session_duration/desktop_session_duration_observer.h"
 #include "chrome/browser/metrics/renderer_uptime_web_contents_observer.h"
@@ -202,6 +203,7 @@ void TabHelpers::AttachTabHelpers(
                             web_contents->GetBrowserContext())).get());
   HistoryTabHelper::CreateForWebContents(web_contents);
   InfoBarService::CreateForWebContents(web_contents);
+  InstallableManager::CreateForWebContents(web_contents);
   metrics::RendererUptimeWebContentsObserver::CreateForWebContents(
       web_contents);
   if (content::IsBrowserSideNavigationEnabled())