Use base/scoped_ptr.h; system_wrappers/interface/scoped_ptr.h is going away

BUG=
R=andrew@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/36229004

Cr-Commit-Position: refs/heads/master@{#8517}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8517 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/video_engine/payload_router.h b/webrtc/video_engine/payload_router.h
index 35c541d..37b31bf 100644
--- a/webrtc/video_engine/payload_router.h
+++ b/webrtc/video_engine/payload_router.h
@@ -15,10 +15,10 @@
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
+#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/base/thread_annotations.h"
 #include "webrtc/common_types.h"
 #include "webrtc/system_wrappers/interface/atomic32.h"
-#include "webrtc/system_wrappers/interface/scoped_ptr.h"
 
 namespace webrtc {
 
@@ -79,7 +79,7 @@
  private:
   // TODO(mflodman): When the new video API has launched, remove crit_ and
   // assume rtp_modules_ will never change during a call.
-  scoped_ptr<CriticalSectionWrapper> crit_;
+  rtc::scoped_ptr<CriticalSectionWrapper> crit_;
 
   // Active sending RTP modules, in layer order.
   std::vector<RtpRtcp*> rtp_modules_ GUARDED_BY(crit_.get());