Update CastStatsObserver to use the new OnComplete method.

remoting/host/cast_extension_session.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/host/cast_extension_session.h"
 
 #include "base/bind.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/logging.h"
@@ skipping 116 matching lines @@
 };
 
 // A webrtc::StatsObserver implementation used to receive statistics about the
 // current PeerConnection.
 class CastStatsObserver : public webrtc::StatsObserver {
  public:
   static CastStatsObserver* Create() {
     return new rtc::RefCountedObject<CastStatsObserver>();
   }
 
-  void OnComplete(const std::vector<webrtc::StatsReport>& reports) override {
-    typedef webrtc::StatsReport::Values::iterator ValuesIterator;
-
+  void OnComplete(const webrtc::StatsReports& reports) override {
     VLOG(1) << "Received " << reports.size() << " new StatsReports.";
 
-    int index;
-    std::vector<webrtc::StatsReport>::const_iterator it;
-    for (it = reports.begin(), index = 0; it != reports.end(); ++it, ++index) {
-      webrtc::StatsReport::Values v = it->values;
-      VLOG(1) << "Report " << index << ":";
-      for (ValuesIterator vIt = v.begin(); vIt != v.end(); ++vIt) {
-        VLOG(1) << "Stat: " << vIt->name << "=" << vIt->value << ".";
+    int index = 0;
+    for (const auto* report : reports) {
+      VLOG(1) << "Report " << index++ << ":";
+      for (const auto& v : report->values) {
+        VLOG(1) << "Stat: " << v.display_name() << "=" << v.value << ".";
       }
     }
   }
 
  protected:
   CastStatsObserver() {}
   ~CastStatsObserver() override {}
 
   DISALLOW_COPY_AND_ASSIGN(CastStatsObserver);
 };
@@ skipping 496 matching lines @@
   json->SetString(kWebRtcCandidate, candidate_str);
   std::string json_str;
   if (!base::JSONWriter::Write(json.get(), &json_str)) {
     LOG(ERROR) << "Failed to serialize candidate message.";
     return;
   }
   SendMessageToClient(kSubjectNewCandidate, json_str);
 }
 
 }  // namespace remoting