Remove explicit usage of SequencedWorkerPool from UploadList.

chrome/browser/crash_upload_list/crash_upload_list_crashpad.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/crash_upload_list/crash_upload_list_crashpad.h"
 
 #include <stddef.h>
 
-#include "base/threading/sequenced_worker_pool.h"
+#include <utility>
+
+#include "base/task_runner.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "chrome/common/chrome_constants.h"
 #include "components/crash/content/app/crashpad.h"
 
 namespace {
 
 #if defined(OS_WIN)
 typedef void (*GetCrashReportsPointer)(
     const crash_reporter::Report** reports,
@@ skipping 53 matching lines @@
   }
 
   NOTREACHED();
   return UploadList::UploadInfo::State::Uploaded;
 }
 
 }  // namespace
 
 CrashUploadListCrashpad::CrashUploadListCrashpad(
     Delegate* delegate,
-    const scoped_refptr<base::SequencedWorkerPool>& worker_pool)
-    : CrashUploadList(delegate, base::FilePath(), worker_pool) {}
+    scoped_refptr<base::TaskRunner> task_runner)
+    : CrashUploadList(delegate, base::FilePath(), std::move(task_runner)) {}
 
 CrashUploadListCrashpad::~CrashUploadListCrashpad() {}
 
 void CrashUploadListCrashpad::LoadUploadList(
     std::vector<UploadList::UploadInfo>* uploads) {
   std::vector<crash_reporter::Report> reports;
 #if defined(OS_WIN)
   // On Windows, we only link crash client into chrome.exe (not the dlls), and
   // it does the registration. That means the global that holds the crash report
   // database lives in the .exe, so we need to grab a pointer to a helper in the
@@ skipping 14 matching lines @@
 void CrashUploadListCrashpad::RequestSingleCrashUpload(
     const std::string& local_id) {
 #if defined(OS_WIN)
   // On Windows, crash reporting is handled by chrome_elf.dll, that's why we
   // can't call crash_reporter::RequestSingleCrashUpload directly.
   RequestSingleCrashUploadThunk(local_id);
 #else
   crash_reporter::RequestSingleCrashUpload(local_id);
 #endif
 }