Fix X11DesktopHandler::ActivateWindow on Unity for known user gestures

content/browser/service_worker/service_worker_version.cc

Index: content/browser/service_worker/service_worker_version.cc
diff --git a/content/browser/service_worker/service_worker_version.cc b/content/browser/service_worker/service_worker_version.cc
index 9504befa051be62a2107d6d13ce6525445130254..70486a4732c77dc9b0d23abdc89b34699919006b 100644
--- a/content/browser/service_worker/service_worker_version.cc
+++ b/content/browser/service_worker/service_worker_version.cc
@@ -255,6 +255,9 @@ void OpenWindowOnUI(
                url, Referrer(script_url, blink::WebReferrerPolicyDefault)),
       NEW_FOREGROUND_TAB, ui::PAGE_TRANSITION_AUTO_TOPLEVEL,
       true /* is_renderer_initiated */);
+  // Service Workers only allow openWindow() to be called in reponse to a user
+  // gesture (e.g. notificationclick event).
+  params.user_gesture = true;
 
   GetContentClient()->browser()->OpenURL(
       browser_context, params,