Remove unused include in sequenced_worker_pool.h

storage/browser/blob/blob_data_handle.cc

 // Copyright (c) 2013 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 "storage/browser/blob/blob_data_handle.h"
 
 #include <stdint.h>
 
 #include <memory>
 
@@ skipping 85 matching lines @@
                                base::SequencedTaskRunner* io_task_runner)
     : io_task_runner_(io_task_runner),
       shared_(new BlobDataHandleShared(uuid,
                                        content_type,
                                        content_disposition,
                                        context)) {
   DCHECK(io_task_runner_.get());
   DCHECK(io_task_runner_->RunsTasksOnCurrentThread());
 }
 
-BlobDataHandle::BlobDataHandle(const BlobDataHandle& other) {
-  io_task_runner_ = other.io_task_runner_;
-  shared_ = other.shared_;
-}
+BlobDataHandle::BlobDataHandle(const BlobDataHandle& other) = default;
 
 BlobDataHandle::~BlobDataHandle() {
   if (!io_task_runner_->RunsTasksOnCurrentThread()) {
     BlobDataHandleShared* raw = shared_.get();
     raw->AddRef();
     shared_ = nullptr;
     io_task_runner_->ReleaseSoon(FROM_HERE, raw);
   }
 }
 
+BlobDataHandle& BlobDataHandle::operator=(
+    const BlobDataHandle& other) = default;
+
 bool BlobDataHandle::IsBeingBuilt() const {
   DCHECK(io_task_runner_->RunsTasksOnCurrentThread());
   if (!shared_->context_)
     return false;
   return shared_->context_->IsBeingBuilt(shared_->uuid_);
 }
 
 bool BlobDataHandle::IsBroken() const {
   DCHECK(io_task_runner_->RunsTasksOnCurrentThread());
   if (!shared_->context_)
@@ skipping 24 matching lines @@
 
 const std::string& BlobDataHandle::content_type() const {
   return shared_->content_type_;
 }
 
 const std::string& BlobDataHandle::content_disposition() const {
   return shared_->content_disposition_;
 }
 
 }  // namespace storage