Replace scoped_ptr with unique_ptr in webrtc/libjingle/

webrtc/libjingle/xmllite/xmlbuilder.h

Index: webrtc/libjingle/xmllite/xmlbuilder.h
diff --git a/webrtc/libjingle/xmllite/xmlbuilder.h b/webrtc/libjingle/xmllite/xmlbuilder.h
index ea452dbf0bece4f53e510d82c681c6a2102e49ae..abb3433fa65370839433c98b979ba1afeac25f00 100644
--- a/webrtc/libjingle/xmllite/xmlbuilder.h
+++ b/webrtc/libjingle/xmllite/xmlbuilder.h
@@ -11,6 +11,7 @@
 #ifndef _xmlbuilder_h_
 #define _xmlbuilder_h_
 
+#include <memory>
 #include <string>
 #include <vector>
 #include "webrtc/libjingle/xmllite/xmlparser.h"
@@ -48,8 +49,8 @@ public:
 
 private:
   XmlElement * pelCurrent_;
-  rtc::scoped_ptr<XmlElement> pelRoot_;
-  rtc::scoped_ptr<std::vector<XmlElement*> > pvParents_;
+  std::unique_ptr<XmlElement> pelRoot_;
+  std::unique_ptr<std::vector<XmlElement*> > pvParents_;
 };
 
 }