Convert //extensions/browser/api from scoped_ptr to std::unique_ptr

extensions/browser/api/cast_channel/cast_transport.cc

 // Copyright 2014 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 "extensions/browser/api/cast_channel/cast_transport.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <string>
@@ skipping 126 matching lines @@
     case CHANNEL_ERROR_CONNECT_TIMEOUT:
       return proto::CHANNEL_ERROR_CONNECT_TIMEOUT;
     case CHANNEL_ERROR_UNKNOWN:
       return proto::CHANNEL_ERROR_UNKNOWN;
     default:
       NOTREACHED();
       return proto::CHANNEL_ERROR_NONE;
   }
 }
 
-void CastTransportImpl::SetReadDelegate(scoped_ptr<Delegate> delegate) {
+void CastTransportImpl::SetReadDelegate(std::unique_ptr<Delegate> delegate) {
   DCHECK(CalledOnValidThread());
   DCHECK(delegate);
   delegate_ = std::move(delegate);
   if (started_) {
     delegate_->Start();
   }
 }
 
 void CastTransportImpl::FlushWriteQueue() {
   for (; !write_queue_.empty(); write_queue_.pop()) {
@@ skipping 310 matching lines @@
   VLOG_WITH_CONNECTION(2) << "DoReadHandleError";
   DCHECK_NE(CHANNEL_ERROR_NONE, error_state_);
   DCHECK_LE(result, 0);
   SetReadState(READ_STATE_ERROR);
   return net::ERR_FAILED;
 }
 
 }  // namespace cast_channel
 }  // namespace api
 }  // namespace extensions