Propagate a user gesture bit for beforeinstallprompt.prompt()

chrome/browser/banners/app_banner_manager.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/banners/app_banner_manager.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 537 matching lines @@
   DCHECK(!manifest_url_.is_empty());
   DCHECK(!manifest_.IsEmpty());
   DCHECK(!primary_icon_url_.is_empty());
   DCHECK(!primary_icon_.drawsNothing());
 
   TrackBeforeInstallEvent(BEFORE_INSTALL_EVENT_COMPLETE);
   ShowBanner();
   UpdateState(State::COMPLETE);
 }
 
-void AppBannerManager::DisplayAppBanner() {
+void AppBannerManager::DisplayAppBanner(bool user_gesture) {
   if (is_pending_event()) {
     // Simulate a non-canceled OnBannerPromptReply to show the delayed banner.
     OnBannerPromptReply(blink::mojom::AppBannerPromptReply::NONE, referrer_);
   } else {
     // Log that the prompt request was made for when we get the prompt reply.
     page_requested_prompt_ = true;
   }
 }
 
 }  // namespace banners