[downloads] Remove DownloadManager::RemoveAllDownloads.

content/browser/download/download_browsertest.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.
 
 // This file contains download browser tests that are known to be runnable
 // in a pure content context.  Over time tests should be migrated here.
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
@@ skipping 1493 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(DownloadContentTest, RecoverFromFinalRenameError) {
   TestDownloadRequestHandler request_handler;
   request_handler.StartServing(TestDownloadRequestHandler::Parameters());
 
   // Setup the error injector.
   scoped_refptr<TestFileErrorInjector> injector(
       TestFileErrorInjector::Create(DownloadManagerForShell(shell())));
 
-  DownloadManagerForShell(shell())->RemoveAllDownloads();
   TestFileErrorInjector::FileErrorInfo err = {
       TestFileErrorInjector::FILE_OPERATION_RENAME_ANNOTATE, 0,
       DOWNLOAD_INTERRUPT_REASON_FILE_FAILED};
   injector->InjectError(err);
 
   // Start and watch for interrupt.
   DownloadItem* download(
       StartDownloadAndReturnItem(shell(), request_handler.url()));
   WaitForInterrupt(download);
   ASSERT_EQ(DownloadItem::INTERRUPTED, download->GetState());
@@ skipping 1112 matching lines @@
   GURL document_url =
       origin_two.GetURL("/iframe-host.html?target=" + frame_url.spec());
   DownloadItem* download = StartDownloadAndReturnItem(shell(), document_url);
   WaitForCompletion(download);
 
   EXPECT_STREQ(FILE_PATH_LITERAL("download-test.lib"),
                download->GetTargetFilePath().BaseName().value().c_str());
 }
 
 }  // namespace content