CacheStorage: Migrate to BindOnce/OnceCallback/OnceClosure

content/browser/cache_storage/cache_storage_scheduler.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 "content/browser/cache_storage/cache_storage_scheduler.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "content/browser/cache_storage/cache_storage_histogram_macros.h"
 #include "content/browser/cache_storage/cache_storage_operation.h"
 
 namespace content {
 
 CacheStorageScheduler::CacheStorageScheduler(
     CacheStorageSchedulerClient client_type)
     : client_type_(client_type), weak_ptr_factory_(this) {}
 
 CacheStorageScheduler::~CacheStorageScheduler() {}
 
-void CacheStorageScheduler::ScheduleOperation(const base::Closure& closure) {
+void CacheStorageScheduler::ScheduleOperation(base::OnceClosure closure) {
   CACHE_STORAGE_SCHEDULER_UMA(COUNTS_10000, "QueueLength", client_type_,
                               pending_operations_.size());
 
   pending_operations_.push_back(base::MakeUnique<CacheStorageOperation>(
-      closure, client_type_, base::ThreadTaskRunnerHandle::Get()));
+      std::move(closure), client_type_, base::ThreadTaskRunnerHandle::Get()));
   RunOperationIfIdle();
 }
 
 void CacheStorageScheduler::CompleteOperationAndRunNext() {
   DCHECK(running_operation_);
   running_operation_.reset();
 
   RunOperationIfIdle();
 }
 
 bool CacheStorageScheduler::ScheduledOperations() const {
   return running_operation_ || !pending_operations_.empty();
 }
 
 void CacheStorageScheduler::RunOperationIfIdle() {
   if (!running_operation_ && !pending_operations_.empty()) {
     // TODO(jkarlin): Run multiple operations in parallel where allowed.
     running_operation_ = std::move(pending_operations_.front());
     pending_operations_.pop_front();
 
     CACHE_STORAGE_SCHEDULER_UMA(
         TIMES, "QueueDuration", client_type_,
         base::TimeTicks::Now() - running_operation_->creation_ticks());
 
     base::ThreadTaskRunnerHandle::Get()->PostTask(
-        FROM_HERE, base::Bind(&CacheStorageOperation::Run,
-                              running_operation_->AsWeakPtr()));
+        FROM_HERE, base::BindOnce(&CacheStorageOperation::Run,
+                                  running_operation_->AsWeakPtr()));
   }
 }
 
 }  // namespace content