Convert //chromecast from scoped_ptr to std::unique_ptr

chromecast/media/cma/ipc_streamer/coded_frame_provider_host.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 "chromecast/media/cma/ipc_streamer/coded_frame_provider_host.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "chromecast/media/cma/base/decoder_buffer_base.h"
 #include "chromecast/media/cma/ipc/media_message.h"
 #include "chromecast/media/cma/ipc/media_message_fifo.h"
 #include "chromecast/media/cma/ipc/media_message_type.h"
 #include "chromecast/media/cma/ipc_streamer/audio_decoder_config_marshaller.h"
 #include "chromecast/media/cma/ipc_streamer/decoder_buffer_base_marshaller.h"
 #include "chromecast/media/cma/ipc_streamer/video_decoder_config_marshaller.h"
 #include "media/base/decrypt_config.h"
 
 namespace chromecast {
 namespace media {
 
 CodedFrameProviderHost::CodedFrameProviderHost(
-    scoped_ptr<MediaMessageFifo> media_message_fifo)
+    std::unique_ptr<MediaMessageFifo> media_message_fifo)
     : fifo_(std::move(media_message_fifo)), weak_factory_(this) {
   weak_this_ = weak_factory_.GetWeakPtr();
   thread_checker_.DetachFromThread();
 }
 
 CodedFrameProviderHost::~CodedFrameProviderHost() {
   DCHECK(thread_checker_.CalledOnValidThread());
 }
 
 void CodedFrameProviderHost::Read(const ReadCB& read_cb) {
@@ skipping 21 matching lines @@
 }
 
 base::Closure CodedFrameProviderHost::GetFifoWriteEventCb() {
   return base::Bind(&CodedFrameProviderHost::OnFifoWriteEvent, weak_this_);
 }
 
 void CodedFrameProviderHost::ReadMessages() {
   // Read messages until a frame is provided (i.e. not just the audio/video
   // configurations).
   while (!read_cb_.is_null()) {
-    scoped_ptr<MediaMessage> msg(fifo_->Pop());
+    std::unique_ptr<MediaMessage> msg(fifo_->Pop());
     if (!msg)
       break;
 
     if (msg->type() == PaddingMediaMsg) {
       // Ignore the message.
     } else if (msg->type() == AudioConfigMediaMsg) {
       audio_config_ = AudioDecoderConfigMarshaller::Read(msg.get());
     } else if (msg->type() == VideoConfigMediaMsg) {
       video_config_ = VideoDecoderConfigMarshaller::Read(msg.get());
     } else if (msg->type() == FrameMediaMsg) {
@@ skipping 10 matching lines @@
       // the fifo. Crash the browser process in this case to avoid further
       // security implications (so do not use NOTREACHED which crashes only
       // in debug builds).
       LOG(FATAL) << "Unknown media message";
     }
   }
 }
 
 }  // namespace media
 }  // namespace chromecast