rtcstats_objects.h updated with TODOs about stats not being collected

webrtc/api/rtcstatscollector_unittest.cc

 /*
  *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 357 matching lines @@
            channel_stats.connection_infos) {
         const std::string& id = "RTCIceCandidatePair_" +
             info.local_candidate.id() + "_" + info.remote_candidate.id();
         const RTCStats* stats = report->Get(id);
         ASSERT_TRUE(stats);
         const RTCIceCandidatePairStats& candidate_pair_stats =
             stats->cast_to<RTCIceCandidatePairStats>();
 
         // TODO(hbos): Define all the undefined |candidate_pair_stats| stats.
         // The EXPECT_FALSE are for the undefined stats, see also todos listed
-        // in rtcstatscollector.cc. crbug.com/633550
+        // in rtcstats_objects.h. crbug.com/633550
         EXPECT_FALSE(candidate_pair_stats.transport_id.is_defined());
         const RTCIceCandidateStats* local_candidate =
             ExpectReportContainsCandidate(report, info.local_candidate, true);
         EXPECT_EQ(*candidate_pair_stats.local_candidate_id,
                   local_candidate->id());
         const RTCIceCandidateStats* remote_candidate =
             ExpectReportContainsCandidate(report, info.remote_candidate, false);
         EXPECT_EQ(*candidate_pair_stats.remote_candidate_id,
                   remote_candidate->id());
 
@@ skipping 653 matching lines @@
   rtc::scoped_refptr<FakeRTCStatsCollector> collector_;
 };
 
 TEST_F(RTCStatsCollectorTestWithFakeCollector, ThreadUsageAndResultsMerging) {
   collector_->VerifyThreadUsageAndResultsMerging();
 }
 
 }  // namespace
 
 }  // namespace webrtc