Pass Callback to TaskRunner by value and consume it on invocation (1)

content/public/browser/content_browser_client.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 "content/public/browser/content_browser_client.h"
 
+#include <utility>
+
 #include "base/files/file_path.h"
 #include "base/guid.h"
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "content/public/browser/client_certificate_delegate.h"
 #include "content/public/browser/memory_coordinator_delegate.h"
 #include "content/public/browser/navigation_ui_data.h"
 #include "content/public/browser/vpn_service_proxy.h"
 #include "content/public/common/sandbox_type.h"
 #include "media/base/cdm_factory.h"
 #include "media/media_features.h"
 #include "storage/browser/quota/quota_manager.h"
 #include "ui/gfx/image/image_skia.h"
 #include "url/gurl.h"
 
 namespace content {
 
 BrowserMainParts* ContentBrowserClient::CreateBrowserMainParts(
     const MainFunctionParams& parameters) {
   return nullptr;
 }
 
 void ContentBrowserClient::PostAfterStartupTask(
     const tracked_objects::Location& from_here,
     const scoped_refptr<base::TaskRunner>& task_runner,
-    const base::Closure& task) {
-  task_runner->PostTask(from_here, task);
+    base::Closure task) {
+  task_runner->PostTask(from_here, std::move(task));
 }
 
 bool ContentBrowserClient::IsBrowserStartupComplete() {
   return true;
 }
 
 WebContentsViewDelegate* ContentBrowserClient::GetWebContentsViewDelegate(
     WebContents* web_contents) {
   return nullptr;
 }
@@ skipping 404 matching lines @@
 
 bool ContentBrowserClient::ShouldRedirectDOMStorageTaskRunner() {
   return false;
 }
 
 bool ContentBrowserClient::RedirectNonUINonIOBrowserThreadsToTaskScheduler() {
   return false;
 }
 
 }  // namespace content