diff --git a/talk/app/webrtc/objc/RTCAVFoundationVideoSource.mm b/talk/app/webrtc/objc/RTCAVFoundationVideoSource.mm
index 9d82283142..8b4e454a6e 100644
--- a/talk/app/webrtc/objc/RTCAVFoundationVideoSource.mm
+++ b/talk/app/webrtc/objc/RTCAVFoundationVideoSource.mm
@@ -32,12 +32,14 @@
 #import "RTCPeerConnectionFactory+Internal.h"
 #import "RTCVideoSource+Internal.h"
 
+#include <memory>
+
 @implementation RTCAVFoundationVideoSource
 
 - (instancetype)initWithFactory:(RTCPeerConnectionFactory*)factory
                     constraints:(RTCMediaConstraints*)constraints {
   NSParameterAssert(factory);
-  rtc::scoped_ptr<webrtc::AVFoundationVideoCapturer> capturer;
+  std::unique_ptr<webrtc::AVFoundationVideoCapturer> capturer;
   capturer.reset(new webrtc::AVFoundationVideoCapturer());
   rtc::scoped_refptr<webrtc::VideoTrackSourceInterface> source =
       factory.nativeFactory->CreateVideoSource(capturer.release(), constraints.constraints);
diff --git a/talk/app/webrtc/objc/RTCDataChannel.mm b/talk/app/webrtc/objc/RTCDataChannel.mm
index 00d51b10ee..114b916fb4 100644
--- a/talk/app/webrtc/objc/RTCDataChannel.mm
+++ b/talk/app/webrtc/objc/RTCDataChannel.mm
@@ -31,8 +31,9 @@
 
 #import "RTCDataChannel+Internal.h"
 
+#include <memory>
+
 #include "webrtc/api/datachannelinterface.h"
-#include "webrtc/base/scoped_ptr.h"
 
 namespace webrtc {
 
@@ -146,7 +147,7 @@ std::string StdStringFromNSString(NSString* nsString) {
 @end
 
 @implementation RTCDataBuffer {
-  rtc::scoped_ptr<webrtc::DataBuffer> _dataBuffer;
+  std::unique_ptr<webrtc::DataBuffer> _dataBuffer;
 }
 
 - (instancetype)initWithData:(NSData*)data isBinary:(BOOL)isBinary {
@@ -187,7 +188,7 @@ std::string StdStringFromNSString(NSString* nsString) {
 
 @implementation RTCDataChannel {
   rtc::scoped_refptr<webrtc::DataChannelInterface> _dataChannel;
-  rtc::scoped_ptr<webrtc::RTCDataChannelObserver> _observer;
+  std::unique_ptr<webrtc::RTCDataChannelObserver> _observer;
   BOOL _isObserverRegistered;
 }
 
diff --git a/talk/app/webrtc/objc/RTCI420Frame.mm b/talk/app/webrtc/objc/RTCI420Frame.mm
index 0ce24a3495..d8be8ceed1 100644
--- a/talk/app/webrtc/objc/RTCI420Frame.mm
+++ b/talk/app/webrtc/objc/RTCI420Frame.mm
@@ -27,11 +27,12 @@
 
 #import "RTCI420Frame.h"
 
+#include <memory>
+
 #include "webrtc/media/base/videoframe.h"
-#include "webrtc/base/scoped_ptr.h"
 
 @implementation RTCI420Frame {
-  rtc::scoped_ptr<cricket::VideoFrame> _videoFrame;
+  std::unique_ptr<cricket::VideoFrame> _videoFrame;
 }
 
 - (NSUInteger)width {
diff --git a/talk/app/webrtc/objc/RTCMediaConstraints.mm b/talk/app/webrtc/objc/RTCMediaConstraints.mm
index f5cfe33619..a79afb1794 100644
--- a/talk/app/webrtc/objc/RTCMediaConstraints.mm
+++ b/talk/app/webrtc/objc/RTCMediaConstraints.mm
@@ -33,13 +33,13 @@
 
 #import "RTCPair.h"
 
-#include "webrtc/base/scoped_ptr.h"
+#include <memory>
 
 // TODO(hughv):  Add accessors for mandatory and optional constraints.
 // TODO(hughv):  Add description.
 
 @implementation RTCMediaConstraints {
-  rtc::scoped_ptr<webrtc::RTCMediaConstraintsNative> _constraints;
+  std::unique_ptr<webrtc::RTCMediaConstraintsNative> _constraints;
   webrtc::MediaConstraintsInterface::Constraints _mandatory;
   webrtc::MediaConstraintsInterface::Constraints _optional;
 }
diff --git a/talk/app/webrtc/objc/RTCMediaStreamTrack.mm b/talk/app/webrtc/objc/RTCMediaStreamTrack.mm
index c529f5a4b2..e0d5cae9da 100644
--- a/talk/app/webrtc/objc/RTCMediaStreamTrack.mm
+++ b/talk/app/webrtc/objc/RTCMediaStreamTrack.mm
@@ -32,6 +32,8 @@
 #import "RTCEnumConverter.h"
 #import "RTCMediaStreamTrack+Internal.h"
 
+#include <memory>
+
 namespace webrtc {
 
 class RTCMediaStreamTrackObserver : public ObserverInterface {
@@ -49,7 +51,7 @@ class RTCMediaStreamTrackObserver : public ObserverInterface {
 
 @implementation RTCMediaStreamTrack {
   rtc::scoped_refptr<webrtc::MediaStreamTrackInterface> _mediaTrack;
-  rtc::scoped_ptr<webrtc::RTCMediaStreamTrackObserver> _observer;
+  std::unique_ptr<webrtc::RTCMediaStreamTrackObserver> _observer;
 }
 
 @synthesize label;
diff --git a/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm b/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm
index cfead91bca..b0f1b80cc0 100644
--- a/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm
+++ b/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm
@@ -33,7 +33,7 @@
 
 #include <string.h>
 
-#include "webrtc/base/scoped_ptr.h"
+#include <memory>
 
 #if TARGET_OS_IPHONE
 #import <OpenGLES/ES3/gl.h>
@@ -184,7 +184,7 @@ static const GLsizei kNumTextures = 3 * kNumTextureSets;
   GLint _vSampler;
   // Used to create a non-padded plane for GPU upload when we receive padded
   // frames.
-  rtc::scoped_ptr<uint8_t[]> _planeBuffer;
+  std::unique_ptr<uint8_t[]> _planeBuffer;
 }
 
 + (void)initialize {
diff --git a/talk/app/webrtc/objc/RTCPeerConnection.mm b/talk/app/webrtc/objc/RTCPeerConnection.mm
index 0ec61814f3..da092c8026 100644
--- a/talk/app/webrtc/objc/RTCPeerConnection.mm
+++ b/talk/app/webrtc/objc/RTCPeerConnection.mm
@@ -45,6 +45,8 @@
 #import "RTCStatsDelegate.h"
 #import "RTCStatsReport+Internal.h"
 
+#include <memory>
+
 #include "webrtc/api/jsep.h"
 
 NSString* const kRTCSessionDescriptionDelegateErrorDomain = @"RTCSDPError";
@@ -141,12 +143,12 @@ class RTCStatsObserver : public StatsObserver {
 
 @implementation RTCPeerConnection {
   NSMutableArray* _localStreams;
-  rtc::scoped_ptr<webrtc::RTCPeerConnectionObserver> _observer;
+  std::unique_ptr<webrtc::RTCPeerConnectionObserver> _observer;
   rtc::scoped_refptr<webrtc::PeerConnectionInterface> _peerConnection;
 }
 
 - (BOOL)addICECandidate:(RTCICECandidate*)candidate {
-  rtc::scoped_ptr<const webrtc::IceCandidateInterface> iceCandidate(
+  std::unique_ptr<const webrtc::IceCandidateInterface> iceCandidate(
       candidate.candidate);
   return self.peerConnection->AddIceCandidate(iceCandidate.get());
 }
diff --git a/talk/app/webrtc/objc/RTCPeerConnectionFactory+Internal.h b/talk/app/webrtc/objc/RTCPeerConnectionFactory+Internal.h
index d7dd3e551d..113327b7a4 100644
--- a/talk/app/webrtc/objc/RTCPeerConnectionFactory+Internal.h
+++ b/talk/app/webrtc/objc/RTCPeerConnectionFactory+Internal.h
@@ -28,7 +28,6 @@
 #import "RTCPeerConnectionFactory.h"
 
 #include "webrtc/api/peerconnectionfactory.h"
-#include "webrtc/base/scoped_ptr.h"
 
 @interface RTCPeerConnectionFactory ()
 
diff --git a/talk/app/webrtc/objc/RTCPeerConnectionFactory.mm b/talk/app/webrtc/objc/RTCPeerConnectionFactory.mm
index a60263a12f..cd81f35e2a 100644
--- a/talk/app/webrtc/objc/RTCPeerConnectionFactory.mm
+++ b/talk/app/webrtc/objc/RTCPeerConnectionFactory.mm
@@ -31,6 +31,7 @@
 
 #import "RTCPeerConnectionFactory+Internal.h"
 
+#include <memory>
 #include <vector>
 
 #import "RTCAudioTrack+Internal.h"
@@ -55,8 +56,8 @@
 #include "webrtc/base/ssladapter.h"
 
 @implementation RTCPeerConnectionFactory {
-  rtc::scoped_ptr<rtc::Thread> _signalingThread;
-  rtc::scoped_ptr<rtc::Thread> _workerThread;
+  std::unique_ptr<rtc::Thread> _signalingThread;
+  std::unique_ptr<rtc::Thread> _workerThread;
 }
 
 @synthesize nativeFactory = _nativeFactory;
diff --git a/talk/app/webrtc/objc/RTCPeerConnectionInterface.mm b/talk/app/webrtc/objc/RTCPeerConnectionInterface.mm
index 8cbb588351..0d8c3aec52 100644
--- a/talk/app/webrtc/objc/RTCPeerConnectionInterface.mm
+++ b/talk/app/webrtc/objc/RTCPeerConnectionInterface.mm
@@ -31,6 +31,8 @@
 #import "talk/app/webrtc/objc/RTCICEServer+Internal.h"
 #import "talk/app/webrtc/objc/public/RTCLogging.h"
 
+#include <memory>
+
 @implementation RTCConfiguration
 
 @synthesize iceTransportsType = _iceTransportsType;
@@ -95,11 +97,12 @@
   nativeConfig.ice_connection_receiving_timeout = _iceConnectionReceivingTimeout;
   nativeConfig.ice_backup_candidate_pair_ping_interval = _iceBackupCandidatePairPingInterval;
   if (_keyType == kRTCEncryptionKeyTypeECDSA) {
-    rtc::scoped_ptr<rtc::SSLIdentity> identity(
+    std::unique_ptr<rtc::SSLIdentity> identity(
         rtc::SSLIdentity::Generate(webrtc::kIdentityName, rtc::KT_ECDSA));
     if (identity) {
       nativeConfig.certificates.push_back(
-          rtc::RTCCertificate::Create(std::move(identity)));
+          rtc::RTCCertificate::Create(
+              rtc::UniqueToScoped(std::move(identity))));
     } else {
       RTCLogWarning(@"Failed to generate ECDSA identity. RSA will be used.");
     }
diff --git a/talk/app/webrtc/objc/RTCVideoCapturer.mm b/talk/app/webrtc/objc/RTCVideoCapturer.mm
index 2ce01f53a3..50e1cef4a0 100644
--- a/talk/app/webrtc/objc/RTCVideoCapturer.mm
+++ b/talk/app/webrtc/objc/RTCVideoCapturer.mm
@@ -31,16 +31,18 @@
 
 #import "RTCVideoCapturer+Internal.h"
 
+#include <memory>
+
 #include "webrtc/media/base/videocapturer.h"
 #include "webrtc/media/devices/devicemanager.h"
 
 @implementation RTCVideoCapturer {
-  rtc::scoped_ptr<cricket::VideoCapturer> _capturer;
+  std::unique_ptr<cricket::VideoCapturer> _capturer;
 }
 
 + (RTCVideoCapturer*)capturerWithDeviceName:(NSString*)deviceName {
   const std::string& device_name = std::string([deviceName UTF8String]);
-  rtc::scoped_ptr<cricket::DeviceManagerInterface> device_manager(
+  std::unique_ptr<cricket::DeviceManagerInterface> device_manager(
       cricket::DeviceManagerFactory::Create());
   bool initialized = device_manager->Init();
   NSAssert(initialized, @"DeviceManager::Init() failed");
@@ -49,7 +51,7 @@
     LOG(LS_ERROR) << "GetVideoCaptureDevice failed";
     return 0;
   }
-  rtc::scoped_ptr<cricket::VideoCapturer> capturer(
+  std::unique_ptr<cricket::VideoCapturer> capturer(
       device_manager->CreateVideoCapturer(device));
   RTCVideoCapturer* rtcCapturer =
       [[RTCVideoCapturer alloc] initWithCapturer:capturer.release()];
diff --git a/talk/app/webrtc/objc/RTCVideoRendererAdapter.mm b/talk/app/webrtc/objc/RTCVideoRendererAdapter.mm
index e601420121..b0b21291b9 100644
--- a/talk/app/webrtc/objc/RTCVideoRendererAdapter.mm
+++ b/talk/app/webrtc/objc/RTCVideoRendererAdapter.mm
@@ -32,6 +32,8 @@
 #import "RTCI420Frame+Internal.h"
 #import "RTCVideoRendererAdapter.h"
 
+#include <memory>
+
 namespace webrtc {
 
 class RTCVideoRendererNativeAdapter : public VideoRendererInterface {
@@ -60,7 +62,7 @@ class RTCVideoRendererNativeAdapter : public VideoRendererInterface {
 
 @implementation RTCVideoRendererAdapter {
   id<RTCVideoRenderer> _videoRenderer;
-  rtc::scoped_ptr<webrtc::RTCVideoRendererNativeAdapter> _adapter;
+  std::unique_ptr<webrtc::RTCVideoRendererNativeAdapter> _adapter;
 }
 
 - (instancetype)initWithVideoRenderer:(id<RTCVideoRenderer>)videoRenderer {
diff --git a/talk/app/webrtc/objc/avfoundationvideocapturer.h b/talk/app/webrtc/objc/avfoundationvideocapturer.h
index b496f69629..adf7b2816c 100644
--- a/talk/app/webrtc/objc/avfoundationvideocapturer.h
+++ b/talk/app/webrtc/objc/avfoundationvideocapturer.h
@@ -28,7 +28,6 @@
 #ifndef TALK_APP_WEBRTC_OBJC_AVFOUNDATION_VIDEO_CAPTURER_H_
 #define TALK_APP_WEBRTC_OBJC_AVFOUNDATION_VIDEO_CAPTURER_H_
 
-#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/media/base/videocapturer.h"
 #include "webrtc/video_frame.h"