Adding ThreadChecker statement to d'tor for remoting/base classes

remoting/base/running_samples.cc

 // Copyright 2016 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/base/running_samples.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 
 namespace remoting {
 
 RunningSamples::RunningSamples(int window_size)
     : window_size_(window_size) {
   DCHECK_GT(window_size, 0);
 }
 
-RunningSamples::~RunningSamples() {}
+RunningSamples::~RunningSamples() {
+  DCHECK(thread_checker_.CalledOnValidThread());
+}
 
 void RunningSamples::Record(int64_t value) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   data_points_.push_back(value);
   sum_ += value;
 
   if (data_points_.size() > window_size_) {
     sum_ -= data_points_[0];
     data_points_.pop_front();
@@ skipping 11 matching lines @@
 int64_t RunningSamples::Max() const {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   if (data_points_.empty())
     return 0;
 
   return *std::max_element(data_points_.begin(), data_points_.end());
 }
 
 }  // namespace remoting