Replace scoped_ptr with unique_ptr in webrtc/voice_engine/

webrtc/voice_engine/channel_manager.h

Index: webrtc/voice_engine/channel_manager.h
diff --git a/webrtc/voice_engine/channel_manager.h b/webrtc/voice_engine/channel_manager.h
index 7c869590974b617c679b564029379ed853de90c9..77dfc454d882f0ecece0859c657331c3720bb1a8 100644
--- a/webrtc/voice_engine/channel_manager.h
+++ b/webrtc/voice_engine/channel_manager.h
@@ -11,11 +11,11 @@
 #ifndef WEBRTC_VOICE_ENGINE_CHANNEL_MANAGER_H
 #define WEBRTC_VOICE_ENGINE_CHANNEL_MANAGER_H
 
+#include <memory>
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/base/criticalsection.h"
-#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/call/rtc_event_log.h"
 #include "webrtc/system_wrappers/include/atomic32.h"
 #include "webrtc/typedefs.h"
@@ -62,7 +62,7 @@ class ChannelOwner {
   // deleted when no references to them are held.
   struct ChannelRef {
     ChannelRef(Channel* channel);
-    const rtc::scoped_ptr<Channel> channel;
+    const std::unique_ptr<Channel> channel;
     Atomic32 ref_count;
   };
 
@@ -127,7 +127,7 @@ class ChannelManager {
   std::vector<ChannelOwner> channels_;
 
   const Config& config_;
-  rtc::scoped_ptr<RtcEventLog> event_log_;
+  std::unique_ptr<RtcEventLog> event_log_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(ChannelManager);
 };