Replace scoped_ptr with unique_ptr in webrtc/base/

webrtc/api/dtlsidentitystore.cc

 /*
  *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 33 matching lines @@
         store_(store),
         key_type_(key_type) {
     store_->SignalDestroyed.connect(this, &WorkerTask::OnStoreDestroyed);
   }
 
   virtual ~WorkerTask() { RTC_DCHECK(signaling_thread_->IsCurrent()); }
 
  private:
   void GenerateIdentity_w() {
     LOG(LS_INFO) << "Generating identity, using keytype " << key_type_;
-    rtc::scoped_ptr<rtc::SSLIdentity> identity(
+    std::unique_ptr<rtc::SSLIdentity> identity(
         rtc::SSLIdentity::Generate(kIdentityName, key_type_));
 
     // Posting to |this| avoids touching |store_| on threads other than
     // |signaling_thread_| and thus avoids having to use locks.
     IdentityResultMessageData* msg = new IdentityResultMessageData(
         new IdentityResult(key_type_, std::move(identity)));
     signaling_thread_->Post(this, MSG_GENERATE_IDENTITY_RESULT, msg);
   }
 
   void OnMessage(rtc::Message* msg) override {
@@ skipping 114 matching lines @@
   // Enqueue/Post a worker task to do the generation.
   ++request_info_[key_type].gen_in_progress_counts_;
   WorkerTask* task = new WorkerTask(this, key_type);  // Post 1 task/request.
   // The WorkerTask is owned by the message data to make sure it will not be
   // leaked even if the task does not get run.
   WorkerTaskMessageData* msg = new WorkerTaskMessageData(task);
   worker_thread_->Post(task, MSG_GENERATE_IDENTITY, msg);
 }
 
 void DtlsIdentityStoreImpl::OnIdentityGenerated(
-    rtc::KeyType key_type, rtc::scoped_ptr<rtc::SSLIdentity> identity) {
+    rtc::KeyType key_type,
+    std::unique_ptr<rtc::SSLIdentity> identity) {
   RTC_DCHECK(signaling_thread_->IsCurrent());
 
   RTC_DCHECK(request_info_[key_type].gen_in_progress_counts_);
   --request_info_[key_type].gen_in_progress_counts_;
 
   rtc::scoped_refptr<webrtc::DtlsIdentityRequestObserver> observer;
   if (!request_info_[key_type].request_observers_.empty()) {
     observer = request_info_[key_type].request_observers_.front();
     request_info_[key_type].request_observers_.pop();
   }
@@ skipping 21 matching lines @@
         key_type == rtc::KT_RSA &&             // Only necessary for RSA.
         !request_info_[key_type].free_identity_.get() &&
         request_info_[key_type].request_observers_.size() ==
             request_info_[key_type].gen_in_progress_counts_) {
       GenerateIdentity(key_type, nullptr);
     }
   }
 }
 
 }  // namespace webrtc