implementation for new duplicate download UI

chrome/browser/download/chrome_download_manager_delegate.cc

 // Copyright (c) 2012 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/download/chrome_download_manager_delegate.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 39 matching lines @@
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/download_item.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/page_navigator.h"
 #include "net/base/filename_util.h"
 #include "net/base/mime_util.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if BUILDFLAG(ANDROID_JAVA_UI)
-#include "chrome/browser/android/download/chrome_download_manager_overwrite_infobar_delegate.h"
+#include "chrome/browser/android/download/chrome_duplicate_download_infobar_delegate.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/drive/download_handler.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #endif
 
 #if defined(ENABLE_EXTENSIONS)
 #include "chrome/browser/extensions/api/downloads/downloads_api.h"
@@ skipping 539 matching lines @@
       conflict_action,
       callback);
 }
 
 void ChromeDownloadManagerDelegate::PromptUserForDownloadPath(
     DownloadItem* download,
     const base::FilePath& suggested_path,
     const DownloadTargetDeterminerDelegate::FileSelectedCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 #if BUILDFLAG(ANDROID_JAVA_UI)
-  chrome::android::ChromeDownloadManagerOverwriteInfoBarDelegate::Create(
-      InfoBarService::FromWebContents(download->GetWebContents()), download,
+  content::WebContents* web_contents = download->GetWebContents();
+  if (!web_contents) {
+    callback.Run(base::FilePath());
+    return;
+  }
+  chrome::android::ChromeDuplicateDownloadInfoBarDelegate::Create(
+      InfoBarService::FromWebContents(web_contents), download,
       suggested_path, callback);
 #else
   DownloadFilePicker::ShowFilePicker(download, suggested_path, callback);
 #endif
 }
 
 void ChromeDownloadManagerDelegate::DetermineLocalPath(
     DownloadItem* download,
     const base::FilePath& virtual_path,
     const DownloadTargetDeterminerDelegate::LocalPathCallback& callback) {
@@ skipping 175 matching lines @@
       path.MatchesExtension(FILE_PATH_LITERAL(".xht")) ||
       path.MatchesExtension(FILE_PATH_LITERAL(".xhtm")) ||
       path.MatchesExtension(FILE_PATH_LITERAL(".xhtml")) ||
       path.MatchesExtension(FILE_PATH_LITERAL(".xsl")) ||
       path.MatchesExtension(FILE_PATH_LITERAL(".xslt"))) {
     return true;
   }
 #endif
   return false;
 }