Replace scoped_ptr with unique_ptr in talk/

talk/app/webrtc/objc/RTCDataChannel.mm

 /*
  * libjingle
  * Copyright 2014 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 13 matching lines @@
  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 #import "RTCDataChannel+Internal.h"
 
+#include <memory>
+
 #include "webrtc/api/datachannelinterface.h"
-#include "webrtc/base/scoped_ptr.h"
 
 namespace webrtc {
 
 class RTCDataChannelObserver : public DataChannelObserver {
  public:
   RTCDataChannelObserver(RTCDataChannel* channel) { _channel = channel; }
 
   void OnStateChange() override {
     [_channel.delegate channelDidChangeState:_channel];
   }
@@ skipping 93 matching lines @@
 
 @implementation RTCDataChannelInit (Internal)
 
 - (const webrtc::DataChannelInit*)dataChannelInit {
   return &_dataChannelInit;
 }
 
 @end
 
 @implementation RTCDataBuffer {
-  rtc::scoped_ptr<webrtc::DataBuffer> _dataBuffer;
+  std::unique_ptr<webrtc::DataBuffer> _dataBuffer;
 }
 
 - (instancetype)initWithData:(NSData*)data isBinary:(BOOL)isBinary {
   NSAssert(data, @"data cannot be nil");
   if (self = [super init]) {
     rtc::Buffer buffer(reinterpret_cast<const uint8_t*>([data bytes]),
                        [data length]);
     _dataBuffer.reset(new webrtc::DataBuffer(buffer, isBinary));
   }
   return self;
@@ skipping 20 matching lines @@
 }
 
 - (const webrtc::DataBuffer*)dataBuffer {
   return _dataBuffer.get();
 }
 
 @end
 
 @implementation RTCDataChannel {
   rtc::scoped_refptr<webrtc::DataChannelInterface> _dataChannel;
-  rtc::scoped_ptr<webrtc::RTCDataChannelObserver> _observer;
+  std::unique_ptr<webrtc::RTCDataChannelObserver> _observer;
   BOOL _isObserverRegistered;
 }
 
 - (void)dealloc {
   // Handles unregistering the observer properly. We need to do this because
   // there may still be other references to the underlying data channel.
   self.delegate = nil;
 }
 
 - (NSString*)label {
@@ skipping 81 matching lines @@
     _observer.reset(new webrtc::RTCDataChannelObserver(self));
   }
   return self;
 }
 
 - (rtc::scoped_refptr<webrtc::DataChannelInterface>)dataChannel {
   return _dataChannel;
 }
 
 @end